{"product_id":"ds18-pro-zt6sl-6-5-slim-2-way-loudspeaker-bullet-tweeter","title":"PRO-ZT6SL DS18 6.5\" Slim 2-Way Pro Audio Loudspeaker w\/ Bullet Tweeter 200W RMS 400W Max 4 Ohm Water-Resistant (Single Speaker)","description":"\u003ch2\u003eDS18 PRO-ZT6SL 6.5\" Slim 2-Way Pro Audio Loudspeaker with Built-In Bullet Tweeter | 200W RMS 4-Ohm\u003c\/h2\u003e\n\u003ch3\u003e\u003c\/h3\u003e\n\u003ch3\u003eBig PRO Audio Output. Only 2.15\" Deep.\u003c\/h3\u003e\n\u003cp\u003eGet the output and clarity of a high-performance PRO Audio speaker without needing the mounting depth of a traditional full-size loudspeaker. The \u003cstrong\u003eDS18 PRO-ZT6SL\u003c\/strong\u003e combines a powerful 6.5-inch midrange with a built-in bullet tweeter in an ultra-shallow \u003cstrong\u003e2.15-inch mounting depth\u003c\/strong\u003e, making it an excellent solution for motorcycles, doors, speaker pods, custom panels, and other space-restricted installations.\u003c\/p\u003e\n\u003cp\u003eRated for \u003cstrong\u003e200 watts RMS and 400 watts maximum power at 4 ohms\u003c\/strong\u003e, the PRO-ZT6SL is built to get loud while maintaining the vocal presence and crisp high-frequency detail PRO Audio systems are known for.\u003c\/p\u003e\n\u003cp\u003eInstead of requiring a separate midrange and tweeter, its integrated 2-way design combines both into a single compact speaker. The 6.5-inch midrange handles the body and presence of your music while the built-in neodymium bullet tweeter extends the high-frequency response for added clarity and projection.\u003c\/p\u003e\n\u003cp\u003eFor installations where every inch of mounting depth matters, the PRO-ZT6SL delivers serious output without taking up serious space.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eWhy You'll Love It\u003c\/h3\u003e\n\u003cp\u003e✔ \u003cstrong\u003eUltra-Shallow 2.15\" Mounting Depth\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e✔ \u003cstrong\u003e200 Watts RMS \/ 400 Watts Max Power\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e✔ \u003cstrong\u003e4-Ohm Impedance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e✔ \u003cstrong\u003eBuilt-In Neodymium Bullet Tweeter\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e✔ \u003cstrong\u003e6.5\" Midrange + Tweeter in One Speaker\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e✔ \u003cstrong\u003e96.5 dB Sensitivity\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e✔ \u003cstrong\u003e80Hz–20kHz Frequency Response\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e✔ \u003cstrong\u003eWater-Resistant Paper Cone\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e✔ \u003cstrong\u003eTreated Cloth Surround\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e✔ \u003cstrong\u003eIP32 Water-Resistance Rating\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e✔ \u003cstrong\u003eOnly 5.7\" Front Mount Cutout Required\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e✔ \u003cstrong\u003eIdeal for Motorcycles, Doors, Pods \u0026amp; Custom Panels\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eMotorcycle audio systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHarley-Davidson audio upgrades\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBag and fairing speaker installations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUTV and powersports audio\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCustom speaker pods\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eShallow vehicle door locations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCustom door panels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigh-output car audio systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSpace-restricted PRO Audio builds\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eDS18 PRO-ZT6SL\u003c\/strong\u003e solves one of the biggest challenges when building a high-output audio system: \u003cstrong\u003efinding enough room for the speakers you actually want to use.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTraditional PRO Audio midranges often require significantly more mounting depth than conventional automotive speakers. That can create problems in motorcycle fairings, saddlebag installations, shallow doors, speaker pods, and custom panels.\u003c\/p\u003e\n\u003cp\u003eDS18 engineered the PRO-ZT6SL specifically for those situations.\u003c\/p\u003e\n\u003cp\u003eWith a mounting depth of just \u003cstrong\u003e2.15 inches (55mm)\u003c\/strong\u003e, this 6.5-inch speaker can fit installations where deeper high-output loudspeakers simply won't work.\u003c\/p\u003e\n\u003cp\u003eBut the shallow design doesn't mean giving up serious power handling. Each PRO-ZT6SL handles \u003cstrong\u003e200 watts RMS and 400 watts maximum power\u003c\/strong\u003e, giving properly amplified systems plenty of output capability.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e2-Way PRO Audio Performance\u003c\/h3\u003e\n\u003cp\u003eThe PRO-ZT6SL isn't simply a shallow midrange.\u003c\/p\u003e\n\u003cp\u003eMounted directly in the center of the speaker is a \u003cstrong\u003e1-inch aluminum-alloy bullet tweeter powered by a neodymium N35H magnet\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThis creates a compact 2-way loudspeaker capable of reproducing both the strong vocal range expected from a PRO Audio midrange and the crisp high-frequency detail normally provided by a separate tweeter.\u003c\/p\u003e\n\u003cp\u003eThe result is an extremely useful solution for installations where space doesn't allow separate midrange and tweeter locations.\u003c\/p\u003e\n\u003ch3\u003e6.5\" Midrange\u003c\/h3\u003e\n\u003cp\u003eProvides strong vocal presence, musical detail, and the projection needed for high-output systems.\u003c\/p\u003e\n\u003ch3\u003eBuilt-In Bullet Tweeter\u003c\/h3\u003e\n\u003cp\u003eExtends high-frequency performance for clearer vocals, instruments, and upper-frequency detail.\u003c\/p\u003e\n\u003ch3\u003eOne Compact Speaker Location\u003c\/h3\u003e\n\u003cp\u003eCombining the midrange and tweeter into one assembly simplifies installations where available speaker locations are limited.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eUltra-Shallow 2.15\" Mounting Depth\u003c\/h3\u003e\n\u003cp\u003eThis is where the \u003cstrong\u003ePRO-ZT6SL really separates itself\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eWith only \u003cstrong\u003e2.15 inches of required mounting depth\u003c\/strong\u003e, it was designed specifically for installations where conventional PRO Audio speakers may simply be too deep.\u003c\/p\u003e\n\u003cp\u003eThat makes it especially useful for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eMotorcycle fairings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMotorcycle saddlebags\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eShallow factory doors\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCustom speaker pods\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUTV panels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCustom door panels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMulti-speaker installations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe shallow motor structure gives installers significantly more flexibility when designing high-output systems in tight spaces.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eBuilt for Real-World Installations\u003c\/h3\u003e\n\u003cp\u003eThe PRO-ZT6SL uses a \u003cstrong\u003ewater-resistant paper cone and treated cloth surround\u003c\/strong\u003e and carries an \u003cstrong\u003eIP32 water-resistance rating\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThat added resistance to moisture makes it especially useful for applications such as motorcycles and powersports vehicles where speakers may experience environmental exposure that traditional interior speakers typically do not.\u003c\/p\u003e\n\u003cp\u003eThe PRO-ZT6SL should be considered \u003cstrong\u003ewater-resistant, not waterproof\u003c\/strong\u003e, and should not be treated as a fully waterproof marine speaker.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e6.5\" Slim 2-Way PRO Audio Loudspeaker\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBuilt-In Bullet Tweeter\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e200 Watts RMS Power Handling\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e400 Watts Maximum Power Handling\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e4-Ohm Nominal Impedance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e96.5 dB Sensitivity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e80Hz–20kHz Frequency Response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRecommended 120Hz High-Pass Crossover\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUltra-Shallow 2.15\" Mounting Depth\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1.5\" Midrange Voice Coil\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1\" Bullet Tweeter Voice Coil\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFerrite Midrange Magnet\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNeodymium N35H Tweeter Magnet\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAluminum-Alloy Tweeter Diaphragm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWater-Resistant Paper Cone\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTreated Cloth Surround\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIP32 Water-Resistance Rating\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGloss Black Steel Basket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSold Individually\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e DS18\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eModel:\u003c\/strong\u003e PRO-ZT6SL\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpeaker Size:\u003c\/strong\u003e 6.5\"\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpeaker Type:\u003c\/strong\u003e Slim 2-Way Coaxial PRO Audio Loudspeaker\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNominal Impedance:\u003c\/strong\u003e 4 Ohms\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRMS Power Handling:\u003c\/strong\u003e 200 Watts\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMaximum Power Handling:\u003c\/strong\u003e 400 Watts\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSensitivity (1W\/1m):\u003c\/strong\u003e 96.5 dB\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 80Hz–20kHz\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRecommended High-Pass Crossover:\u003c\/strong\u003e 120Hz\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMidrange Voice Coil:\u003c\/strong\u003e 1.5\" \/ 38.1mm\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVoice Coil Former:\u003c\/strong\u003e Kapton\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVoice Coil Winding:\u003c\/strong\u003e CCAW\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCone Material:\u003c\/strong\u003e Water-Resistant Paper\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSurround:\u003c\/strong\u003e Treated Cloth\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBasket:\u003c\/strong\u003e Steel\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBasket Finish:\u003c\/strong\u003e Gloss Black\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMidrange Magnet:\u003c\/strong\u003e Ferrite\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMagnet Weight:\u003c\/strong\u003e 21 oz.\u003c\/p\u003e\n\u003ch3\u003eBuilt-In Tweeter\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eTweeter Type:\u003c\/strong\u003e Bullet Tweeter\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTweeter Voice Coil:\u003c\/strong\u003e 1\" \/ 25.4mm\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTweeter Voice Coil Former:\u003c\/strong\u003e Kapton\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTweeter Winding:\u003c\/strong\u003e CCAW\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTweeter Diaphragm:\u003c\/strong\u003e Aluminum Alloy\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTweeter Magnet:\u003c\/strong\u003e Neodymium N35H\u003c\/p\u003e\n\u003ch3\u003eDimensions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Diameter:\u003c\/strong\u003e 6.57\" \/ 167mm\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFront Mount Cutout:\u003c\/strong\u003e 5.7\" \/ 145mm\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMounting Depth:\u003c\/strong\u003e 2.15\" \/ 55mm\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Depth:\u003c\/strong\u003e 3\" \/ 78mm\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMotor Diameter:\u003c\/strong\u003e 4.3\" \/ 110mm\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWater-Resistance Rating:\u003c\/strong\u003e IP32\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGrille Included:\u003c\/strong\u003e No\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSold As:\u003c\/strong\u003e Single Speaker\u003c\/p\u003e\n\u003cp\u003e_____________________________________________________________________________\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e(1) DS18 PRO-ZT6SL 6.5\" Slim 2-Way PRO Audio Loudspeaker\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBuilt-In 1\" Neodymium Bullet Tweeter\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eManufacturer Documentation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePlease Note:\u003c\/strong\u003e The PRO-ZT6SL is \u003cstrong\u003esold individually\u003c\/strong\u003e, not as a pair. Order quantity 2 if you need two speakers.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eWhat These Speakers Pair Best With\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eDS18 PRO-ZT6SL\u003c\/strong\u003e performs best when powered by a quality full-range amplifier capable of delivering clean power appropriate for its \u003cstrong\u003e200-watt RMS, 4-ohm\u003c\/strong\u003e rating.\u003c\/p\u003e\n\u003cp\u003eFor a typical two-speaker installation, look for an amplifier capable of approximately \u003cstrong\u003e2 × 150–200 watts RMS at 4 ohms\u003c\/strong\u003eper channel.\u003c\/p\u003e\n\u003cp\u003eFor larger systems using four or more PRO-ZT6SL speakers, a properly matched multi-channel amplifier can provide a clean and efficient installation without requiring multiple amplifiers.\u003c\/p\u003e\n\u003cp\u003eWe also recommend using:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eQuality OFC speaker wire\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProper amplifier wiring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eA high-pass crossover\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSecure speaker mounting\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSound deadening in automotive door applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eA dedicated subwoofer for low-frequency bass\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe goal isn't simply to give these speakers as much power as possible. Clean amplification and proper crossover settings will help them play louder, cleaner, and more reliably.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eRecommended Crossover Setup\u003c\/h3\u003e\n\u003cp\u003eDS18 recommends a \u003cstrong\u003e120Hz high-pass crossover\u003c\/strong\u003e for the PRO-ZT6SL.\u003c\/p\u003e\n\u003cp\u003eA high-pass filter prevents deep bass frequencies from being sent to the speaker, allowing it to concentrate on the midrange and high-frequency information it was designed to reproduce.\u003c\/p\u003e\n\u003ch3\u003eRecommended Starting Point\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Pass Filter:\u003c\/strong\u003e 120Hz\u003c\/p\u003e\n\u003cp\u003eThis is an excellent starting point for most installations. Final crossover settings may vary depending on amplifier power, installation location, listening preferences, and the rest of the audio system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e The PRO-ZT6SL is designed for high-output midrange and high-frequency reproduction. It should not be used as a replacement for a dedicated subwoofer when strong low-frequency bass is desired.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003ePopular Build Applications\u003c\/h3\u003e\n\u003ch4\u003eMotorcycle Audio Systems\u003c\/h4\u003e\n\u003cp\u003eThe ultra-shallow \u003cstrong\u003e2.15-inch mounting depth\u003c\/strong\u003e makes the PRO-ZT6SL especially attractive for motorcycle installations where available space behind the speaker can be extremely limited.\u003c\/p\u003e\n\u003cp\u003eIts combination of high sensitivity, strong power handling, and an integrated bullet tweeter makes it a great option for building a system that needs to remain clear and audible in an open-air environment.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eFairing \u0026amp; Saddlebag Builds\u003c\/h4\u003e\n\u003cp\u003eCustom motorcycle builds often require several speakers to fit into relatively shallow locations.\u003c\/p\u003e\n\u003cp\u003eThe PRO-ZT6SL allows installers to add high-output 6.5-inch speakers without the depth requirements of many traditional PRO Audio designs.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eUTV \u0026amp; Powersports Systems\u003c\/h4\u003e\n\u003cp\u003eThe water-resistant cone, treated surround, and IP32 rating make the PRO-ZT6SL useful for protected powersports installations where occasional environmental exposure may occur.\u003c\/p\u003e\n\u003cp\u003eRemember that \u003cstrong\u003eIP32 does not mean waterproof\u003c\/strong\u003e, so installation location and protection from direct water exposure should still be considered.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eHigh-Output Car Audio Doors\u003c\/h4\u003e\n\u003cp\u003eFor customers building loud door systems, the PRO-ZT6SL offers the projection and efficiency of a PRO Audio design while requiring only 2.15 inches of mounting depth.\u003c\/p\u003e\n\u003cp\u003eThat can be especially helpful in factory doors where window mechanisms and other components limit available clearance.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eCustom Speaker Pods\u003c\/h4\u003e\n\u003cp\u003eThe combination of shallow depth and integrated tweeter makes the PRO-ZT6SL an excellent candidate for custom pods and panels where installing separate mids and tweeters would require additional space.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n\u003cp\u003eBefore installation:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eVerify the \u003cstrong\u003e5.7-inch cutout diameter\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConfirm at least \u003cstrong\u003e2.15 inches of mounting depth\u003c\/strong\u003e is available.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCheck clearance for windows, regulators, wiring, and other moving components.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUse a properly matched amplifier.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSet the high-pass crossover appropriately.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSecure the speaker firmly to prevent vibration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProtect electrical connections from moisture in exposed applications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRemember that a grille is not included.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor motorcycle and powersports installations, carefully consider the speaker's location and exposure to water. The PRO-ZT6SL is water-resistant but should not be treated as a waterproof marine speaker.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003ePro Audio Center Tip\u003c\/h3\u003e\n\u003cp\u003eThe PRO-ZT6SL is designed to excel where PRO Audio speakers shine: \u003cstrong\u003ehigh-output vocals, midrange presence, and crisp upper-frequency projection\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eUsing the recommended crossover and allowing a dedicated subwoofer to handle the low frequencies will generally produce a cleaner, louder, and better-balanced system while reducing unnecessary stress on the speakers.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eComplete Your System\u003c\/h3\u003e\n\u003cp\u003eCustomers building a system around the PRO-ZT6SL may also consider:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eFull-range multi-channel amplifier\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDedicated subwoofer and monoblock amplifier\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOFC amplifier wiring kit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOFC speaker wire\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDSP or active crossover\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSound deadening\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCustom speaker pods\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProtective speaker grilles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor multi-speaker builds, planning the total impedance and amplifier channel configuration before purchasing can make the installation significantly easier.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eExpert Recommendation from Pro Audio Center\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eDS18 PRO-ZT6SL\u003c\/strong\u003e makes the most sense for customers who want PRO Audio output but are fighting for mounting space.\u003c\/p\u003e\n\u003cp\u003eAt only \u003cstrong\u003e2.15 inches deep\u003c\/strong\u003e, it gives installers considerably more flexibility than many conventional high-output 6.5-inch loudspeakers. The integrated bullet tweeter is another major advantage because a single speaker location can cover both the midrange and upper frequencies without requiring a separate tweeter installation.\u003c\/p\u003e\n\u003cp\u003eWe especially like it for motorcycles, custom pods, shallow doors, and multi-speaker builds where installation depth matters just as much as output.\u003c\/p\u003e\n\u003cp\u003ePair it with clean amplifier power, use the proper high-pass crossover, and let your subwoofer system handle the bass.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eWhy Buy From Pro Audio Center?\u003c\/h3\u003e\n\u003cp\u003eAt Pro Audio Center, we understand that building a high-output audio system involves more than matching wattage numbers.\u003c\/p\u003e\n\u003cp\u003eSpeaker impedance, amplifier output, crossover settings, available mounting depth, and the number of speakers in the system all matter.\u003c\/p\u003e\n\u003cp\u003eWhether you're building a motorcycle audio system, upgrading a UTV, or putting together a high-output door setup, we're here to help you select components that work together properly.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch4\u003eIs the DS18 PRO-ZT6SL sold individually or as a pair?\u003c\/h4\u003e\n\u003cp\u003eThe PRO-ZT6SL is \u003cstrong\u003esold individually\u003c\/strong\u003e. If your installation requires two speakers, order quantity 2.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eHow much power does the PRO-ZT6SL handle?\u003c\/h4\u003e\n\u003cp\u003eEach speaker is rated for \u003cstrong\u003e200 watts RMS and 400 watts maximum power at 4 ohms\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eFor best results, focus on clean RMS amplifier power rather than maximum or peak power ratings.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eDoes the PRO-ZT6SL have a built-in tweeter?\u003c\/h4\u003e\n\u003cp\u003eYes. It combines a 6.5-inch PRO Audio midrange with a \u003cstrong\u003ebuilt-in 1-inch neodymium bullet tweeter\u003c\/strong\u003e, creating a compact 2-way speaker.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eHow shallow is the PRO-ZT6SL?\u003c\/h4\u003e\n\u003cp\u003eIt requires only \u003cstrong\u003e2.15 inches (55mm) of mounting depth\u003c\/strong\u003e, making shallow installation capability one of its biggest advantages.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eWhat crossover should I use?\u003c\/h4\u003e\n\u003cp\u003eDS18 recommends a \u003cstrong\u003e120Hz high-pass crossover\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThis keeps deep bass frequencies away from the speaker and allows it to concentrate on the frequencies it is designed to reproduce.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eDo I still need a subwoofer?\u003c\/h4\u003e\n\u003cp\u003eIf you want strong low-frequency bass, \u003cstrong\u003eyes\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe PRO-ZT6SL is designed primarily for high-output midrange and high-frequency reproduction. Pairing it with a dedicated subwoofer creates a much more complete audio system.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eIs the PRO-ZT6SL waterproof?\u003c\/h4\u003e\n\u003cp\u003eNo. The speaker features a water-resistant paper cone, treated cloth surround, and \u003cstrong\u003eIP32 water-resistance rating\u003c\/strong\u003e, but it should not be considered waterproof or treated as a fully marine-rated speaker.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eCan I use it on a motorcycle?\u003c\/h4\u003e\n\u003cp\u003eYes. Its shallow mounting depth, high output capability, integrated tweeter, and water-resistant construction make it particularly well suited for many motorcycle audio installations.\u003c\/p\u003e\n\u003cp\u003eAlways verify the available mounting dimensions and environmental exposure for your specific application.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eCan I install these in a car or truck?\u003c\/h4\u003e\n\u003cp\u003eAbsolutely. They're also a strong option for shallow door locations, custom door panels, and high-output automotive systems.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eDoes it include a speaker grille?\u003c\/h4\u003e\n\u003cp\u003eNo. A protective grille is not included.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eWhat amplifier should I use for a pair?\u003c\/h4\u003e\n\u003cp\u003eFor two PRO-ZT6SL speakers, we recommend looking for a quality full-range amplifier producing approximately \u003cstrong\u003e150–200 watts RMS per channel at 4 ohms\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eYou don't have to match the speaker's RMS rating exactly. Proper gain adjustment and clean, unclipped power are more important than chasing an exact wattage number.\u003c\/p\u003e","brand":"DS18","offers":[{"title":"Default Title","offer_id":55913436217512,"sku":"PRO-ZT6SL","price":89.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0631\/9508\/7016\/files\/PRO-ZT6SL-2000x2000_3000x_5932b960-740e-4c26-9846-1cc7759a4b80.jpg?v=1787764713","url":"https:\/\/proaudiocenter.com\/products\/ds18-pro-zt6sl-6-5-slim-2-way-loudspeaker-bullet-tweeter","provider":"Pro Audio Center","version":"1.0","type":"link"}