alpine (1200)

2 Alpine R-S65.2 6.5" speaker for Honda 6.5" Or 6.75" Speaker Adapter With Speaker Harness Our Speaker Adapter Package replaces your factory speakers with higher-quality aftermarket speakers. Speaker adapters will allow you to quickly and easily replace your current car speakers. The adapter kit will mount the speakers securely in your vehicle without needing modification. The harness will allow you to connect to your vehicle without cutting your factory wiring while maintaining the proper polarity of the speakers. By using an adapter/harness kit, you can easily reverse the installation should you decide to sell or trade your vehicle. You can then install your higher-quality speakers in a new vehicle.HSB524 5-1/4" to 6-1/2" Speaker Adapter Kit Interchange Speaker Adapter Kit: American International HSB524, Scosche SAHC634 General Features: Honda/Acura 6 1/2"-6 3/4" Speaker Adapters. For Select Acura and Honda models. Installs 6 1/2" or 6 3/4" Speakers. Dimension: 17"Lx 10"Wx 2"H. Weight: 0.3 Lbs. Metra 72-7800 Speaker Connector HarnessesInterchange SpeakerHarnesses: Metra 72-7800, Scosche SHHA02B General Features: Universal Speaker to Car Speaker Harness allows the installer to connect aftermarket speakers to the vehicle's factory harness without the need to cut or splice the factory wires. It features high-impact, OEM-quality ABS plastic. molded connector for the perfect fit, while the new GXL wire provides more flexibility, power handling, and heat resistance. The precision hand-assembled terminals are pressure-inserted into the plug, making it virtually impossible to pull a wire out. Vehicle Compatibility:Acura: 2007-2012 RDX - Front And Rear Speaker Locations 2009-2013 TL - Front And Rear Speaker Locations 2009-2013 TSX - Front And Rear Speaker Locations Honda: 2008-2017 Accord - Front And Rear Speaker Locations 2012-2013 Crosstour - Front And Rear Speaker Locations 2010-2011 Accord Crosstour - Front And Rear Speaker Locations 2006-2015 Civic - Front And Rear Speaker Locations 2012-2013 CR-V - Front And Rear Speaker Locations 2011-2013 CR-Z - Front And Rear Speaker Locations 2010-2013 Insight - Front And Rear Speaker Locations 2011-2013 Odyssey - Front And Rear Speaker Locations Alpine R-S65.2 (RS652) 300W MAX 100W RMS R-Series 6-1/2" 2-way Car Speakers   General Features: 6-1/2" 2-way car speakers (pair) carbon-fiber-reinforced polymer (CFRP) woofer Carbon-fiber-reinforced polymer dome tweeter handles up to 100 watts RMS (300 watts peak power) frequency response: 65-40,000 Hz sensitivity: 88 dB top-mount depth: 2-5/8" grilles included Authorized Dealer 1-year Manufacturer's Warranty What is in the R-S65.2 package: Two 2-way Speakers Two 6-1/2" Adapter rings (includes GM/Chrysler) 2 Grilles 2 Grille badges Eight 1-1/8" Screws Eight M4x12mm Machine screws 8 Speed clips Warranty information Important Notice Online product registration information Template and specs on the box R-S65.2 owner's manual  

2 Alpine R-S65C.2 100W RMS 6.5" R-Series Component 2-Way Speakers TURN IT UP If you play your music loud and want others to know, the R-Series speakers are the match for you. You’ll enjoy a center sound stage with speakers that play loud and clear without distortion. The R-Series speakers are tuned with an emphasis on the high- and low-end frequencies, so they deliver power while naturally producing bright, active sound. They are the perfect power and performance match for the R-Series subwoofers and amplifiers. General Features: 6.5-inch R-Series Component 2-way Car Speakers component speaker system includes two woofers, 2 tweeters, and 2 external crossovers Power Handling: Peak: 300 watts RMS: 100 watts 4 Ohms impedance Frequency response: 65Hz-40kHz Carbon Fiber Reinforced Polymer (CFRP) exclusive cone technology CFRP increases the speakers’ mid-bass performance and dynamic range CFRP is used as a tweeter diaphragm, enabling the system to perform up into the 45kHz range, making the speakers compliant with High-Resolution Audio playback Patented High-Amplitude Multi-Roll (HAMR) surround, for control and accuracy Ideal for tight installations and use matching speaker grills that are shallower as well (sold separately) Uses an in-line, passive design with a reduced footprint, which also contributes to easier installation Authorized Dealer 1-year Manufacturer's Warranty What's in the R-S65C.2 package: 2 Woofers Two 6-1/2" Adapter rings (includes GM/Chrysler) Two 6x8 Adapter rings 2 Woofer grilles 2 Grille badges 2 Tweeters (each has an attached 30" length of wire) 2 Tweeter grilles (installed) 2 Swivel flush mount housings (with tweeters installed) Two crossovers (each has attached input and output wires) 2 Flush mount retention rings 2 Stealth brackets 2 Foam self-adhesive pads 2 Foam self-adhesive rings Eight 1-1/8" Screws Eight 1/2" Screws 8 Speed-clips Eight M4x12mm Machine screws Four 5" Zip ties 2 Pieces of two-sided tape Warranty information Online product registration note Important Notice sheet Template and specs on the box R-S65C.2 owner's manual ⚠️Warning:Cancer and Reproductive Harm-www.P65Warnings.ca.gov

Alpine R-S68 6x8 Front+Rear Factory Speaker Replacement & METRA 72-5600 Speaker Harness For 2000-2010 Ford F-650/750 2 Pair Alpine R-S68 6x8" 2-Way Car Stereo Speakers Totaling 600 Watts Type-R & 2 METRA 72-5600 Ford Speaker Wire Harness Connector 2 Alpine R-S68 Bundle - Two pairs of Alpine R-S68 6x8 / 5x7 Inch Coaxial 2-Way Speakers This bundle contains two pairs of Alpine R-S68 R-Series 6x8" (5x7") Coaxial 2-Way Speaker SetsAlpine R-S68 R-Series 6x8-inch (5x7) Coaxial 2-Way SpeakersType-R speakers have been known for their dependability and sound performance at a mid-line price. Chances are, you've heard the Type-R speakers and appreciated the loud & fun listening experience.Using the highly successful Type-R speakers as a foundation, we applied various performance and hardware improvements to the design, essentially transforming them into the new R-Series speakers The Next Evolution of Proven Performance.BUILDING ON AN ICONIC SPEAKERThe Type-R speaker has been an iconic part of the car audio industry for many years but it was time for a modernization of the brand. Type-R speaker performance was certainly top notch but there is always room for improvement. Rather than redesigning the speakers from scratch, we kept the fundamental Type-R sound & style characteristics and updated them.MORE REALISTIC HIGHSThe R-Series speakers use a new ring-type tweeter voice coil for increased efficiency and better tonal balance across the entire sound band, for improved overall sound quality.A MORE BALANCED TRANSITIONAs with many high-end speakers, the Type-R components incorporate Wave Guide technology in the form of a phase plug in the center of the woofer cone. The WaveGuide enhances in-car sound dispersion and helps eliminate phase distortion. Alpine's unique Dynamic eXpander ring stiffens the cone around the Wave Guide, eliminating a big source of distortion in typical designs caused by cone flexing. General Features: 6"x8" 2-way car speakers (pair) 6" x 8" R-Type 2-Way Coaxial Car Speakers Power Handling: Peak: 600W per pair/ 300W each RMS: 200W per pair/ 100W each Recommended power range: 10 - 100W RMS Multi-layer hybrid fiber cone H.A.M.R. surround 1" Silk dome tweeter Tweeter swivels to give better control of your sound Large square wire dual-layer voice coil High-performance linear drive motor Top-mount Depth: 2-9/16" Cutout Dimensions: 5-1/16" x 7-1/4" 4 ohms impedance Frequency Response: 63 - 29,000 Hz Sensitivity: 89dB Authorized Internet Dealer grilles not included warranty: 1 year What's in the Alpine R-S68 package: Alpine R-S68 owner's manual Two 2-way Speakers Eight 1-1/8" Screws 8 Speed clips Warranty information Important Notice Online product registration information Template and specs on the box Metra 72-5600 Speaker Connector Harness for Select Ford GM Chevy Lincoln Mercury Mazda Replacement Harness: Avoid cutting up your factory speaker connectors when installing aftermarket speakers! Our speaker harness adapters are designed to plug directly into the existing factory speaker connector eliminating the guesswork of matching up the correct polarity and they will not affect your factory vehicle warranty. Each package includes 2 harnesses that are needed to install 1 pair of speakers. Compatible WithChevrolet Camaro 2010-2015 Colorado (w/ 7" MyLink radio, RPO code: IOB) 2017 Colorado 2015-2017 Silverado 1500/2500/3500 (w/ 7" MyLink radio, RPO code: IOB) 2016-2017 Silverado 1500 2014-2017 Silverado 2500HD, 3500HD 2015-2017 Suburban 2015-2017 Tahoe 2015-2017 Ford Crown Victoria 1998-2011 Edge 2007-2010 Escape 2008-2012 Escape (w/ out sub) 2004-2007 Escape (seven-speaker system w sub) 2004-2007 Escape Hybrid 2004-2007 Escape 2001-2003 Excursion 2000-2005 Expedition 2007-2014 Expedition Non-NAV 2004-2006 Expedition with factory NAV 2004-2006 Expedition (late production) with factory NAV 2003 Expedition (late production) 2003 Expedition (early production) 2003 Expedition 1999-2002 Expedition (fleet) 2015 Expedition (SSV) 2015 Explorer 2005-2010 Explorer (Audiophile system w sub) 2004-2005 Explorer 2002-2003 Explorer Sport Trac 2001-2010 F-150 2004-2008 F-250/350/450/550 2017 F-250/350/450/550 (with 8.4-inch screen) 2013-2016 F-250/350/450/550 (without 8.4-inch screen) (with CD) 2013-2016 F-250/350/450/550 XL (without CD) 2013-2016 F-250/350/450/550 1999-2012 F-250 1998 F-650/750 (AM/FM/CD) 2016-2017 F-650/750 (AM/FM) 2016-2017 F-650/750 2000-2015 Focus (without MyFordTouch) 2012-2014 Focus 2000-2007 Focus (with Blaupunkt radio) 2003-2004 Freestar 2004-2007 Fusion 2006-2009 Mustang 2010-2014 Mustang (late 2008 build date) 2008-2009 Mustang (early 2008 build date) 2008 Mustang 2005-2007 Ranger 1998-2011 Taurus (without electronic controls) 2000-2007 Taurus (with electronic controls) 2000-2007 Thunderbird 2002-2005 Transit Connect 2010-2011 GMC Canyon (w/ 7" MyLink radio, RPO code: IOB) 2017 Canyon 2015-2017 Sierra 1500/2500/3500 (w/ 7" MyLink radio, RPO code: IOB) 2016-2017 Sierra 1500 2014-2017 Sierra 2500HD, 3500HD 2015-2017 Yukon / Yukon XL 2015-2016 Yukon Denali / Yukon XL Denali 2015-2016 Lincoln Aviator (with NAV) 2003-2005 Aviator (without NAV) 2003-2005 Mark LT 2005-2008 MKX (with NAV) 2007-2010 MKX (without NAV) 2007-2010 MKZ (with NAV) 2007-2009 MKZ (without NAV) 2007-2009 Navigator (with NAV) 2007-2014 Navigator (without NAV) 2003-2014 Navigator (with NAV) (w/ THX audio) 2003-2006 Navigator (with NAV) (w/o THX audio) 2003-2006 Navigator (early production) 2003 Navigator 1999-2002 Town Car (with NAV) 2003-2011 Town Car (without NAV) 2003-2011 Zephyr (with NAV) 2006 Zephyr (without NAV) 2006 Mazda B-Series Pickup 1998-2009 Mazda3 2004-2009 Tribute 2008-2011 Tribute 2001-2006 Mercury Grand Marquis 1998-2010 Marauder 2003-2004 Mariner 2005-2011 Monterey 2004-2007 Mountaineer 2006-2010 Mountaineer(Audiophile system w sub) 2004-2005 Mountaineer(system w/ out factory sub) 2004-2005 Mountaineer 2002-2003 Sable 2008-2009 Sable (no electronic controls) 2000-2006 Sable (electronic controls) 2000-2007 CALIFORNIA PROPOSITION 65 WARNING WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.  

2 Alpine R-S68 Bundle - Two pairs of Alpine R-S68 6x8 / 5x7 Inch Coaxial 2-Way Speakers This bundle contains two pairs of Alpine R-S68 R-Series 6x8" (5x7") Coaxial 2-Way Speaker SetsAlpine R-S68 R-Series 6x8-inch (5x7) Coaxial 2-Way SpeakersType-R speakers have been known for their dependability and sound performance at a mid-line price. Chances are, you've heard the Type-R speakers and appreciated the loud & fun listening experience.Using the highly successful Type-R speakers as a foundation, we applied various performance and hardware improvements to the design, essentially transforming them into the new R-Series speakers The Next Evolution of Proven Performance.BUILDING ON AN ICONIC SPEAKERThe Type-R speaker has been an iconic part of the car audio industry for many years but it was time for a modernization of the brand. Type-R speaker performance was certainly top notch but there is always room for improvement. Rather than redesigning the speakers from scratch, we kept the fundamental Type-R sound & style characteristics and updated them.MORE REALISTIC HIGHSThe R-Series speakers use a new ring-type tweeter voice coil for increased efficiency and better tonal balance across the entire sound band, for improved overall sound quality.A MORE BALANCED TRANSITIONAs with many high-end speakers, the Type-R components incorporate Wave Guide technology in the form of a phase plug in the center of the woofer cone. The WaveGuide enhances in-car sound dispersion and helps eliminate phase distortion. Alpine's unique Dynamic eXpander ring stiffens the cone around the Wave Guide, eliminating a big source of distortion in typical designs caused by cone flexing. General Features: 6"x8" 2-way car speakers (pair) 6" x 8" R-Type 2-Way Coaxial Car Speakers Power Handling: Peak: 600W per pair/ 300W each RMS: 200W per pair/ 100W each Recommended power range: 10 - 100W RMS Multi-layer hybrid fiber cone H.A.M.R. surround 1" Silk dome tweeter Tweeter swivels to give better control of your sound Large square wire dual-layer voice coil High-performance linear drive motor Top-mount Depth: 2-9/16" Cutout Dimensions: 5-1/16" x 7-1/4" 4 ohms impedance Frequency Response: 63 - 29,000 Hz Sensitivity: 89dB Authorized Internet Dealer grilles not included warranty: 1 year What is in the Alpine R-S68 package: Alpine R-S68 owner's manual Two 2-way Speakers Eight 1-1/8" Screws 8 Speed clips Warranty information Important Notice Online product registration information Template and specs on the box ⚠️Warning:Cancer and Reproductive Harm-www.P65Warnings.ca.gov

2 Alpine R-S68 600W Max (200W RMS) 6" x 8" R-Type 2-Way Coaxial Car Speakers General Features: 6" x 8" R-Type 2-Way Coaxial Car Speakers Power Handling: Peak: 600W per pair/ 300W each RMS: 200W per pair/ 100W each Recommended power range: 10 - 100W RMS Multi-layer hybrid fiber cone H.A.M.R. surround 1" Silk dome tweeter Tweeter swivels to give better control of your sound Large square wire dual-layer voice coil High-performance linear drive motor Top-mount Depth: 2-9/16" Cutout Dimensions: 5-1/16" x 7-1/4" 4 ohms impedance Frequency Response: 63 - 29,000 Hz Sensitivity: 89dB Authorized Dealer 1-year Manufacturer's Warranty What's in the box: Two 2-way Speakers Eight 1-1/8" Screws 8 Speed clips Warranty information Important Notice Online product registration information Template and specs on the box Alpine R-S68 owner's manual ⚠️Warning:Cancer and Reproductive Harm-www.P65Warnings.ca.gov

Alpine R-S69.2 600W Peak, 200W RMS R-Series 6x9 Inch Coaxial 2-Way Speakers Bundle with METRA 72-7800 Speaker Connector Harness For 1986-2011 Honda Civic (2 items) R-Series speakers give you power and control. With an innovative material that delivers more output, the speakers produce a dependable performance for a loud and fun experience. If you play your music loud and want others to know, the R-Series speakers are the match for you. You’ll enjoy a center sound stage with speakers that play loud and clear without distortion. The R-Series speakers are tuned with an emphasis on the high- and low-end frequencies, so they deliver power while naturally producing bright, active sound. They are the perfect power and performance match for the R-Series subwoofers and amplifiers. The woofers have a large, 35-millimeter (mm) voice coil which allows for more coil windings to fit in the gap. This results in greater heat dissipation and increased power handling, for superior control and output. General Features: Alpine R-S69.2 R-Series 6x9 Inch Coaxial 2-Way Speakers Power Handling: RMS: 100 Watts Peak: 300 Watts Impedance: 4 Ohm Carbon-fiber reinforced polymer (CFRP) woofer Carbon-fiber reinforced polymer dome tweeter Frequency response: 60 Hz - 40 kHz Sensitivity: 90 dB Top-mount depth: 2-7/8" Grilles included Authorized Dealer 1-year Manufacturer's Warranty What's in the box: Two 2-way Speakers 2 Bottom mount brackets 2 Grilles 2 Grille badges Eight 1-1/8" Screws Eight M4x60mm Machine screws (with split lock washers attached) 8 Split lock washers 8 Flat washers Eight M4 Hex nuts 8 Speed clips Warranty information Important Notice Online product registration information Template and specs on the box Alpine R-S69.2 owner's manual ⚠️Warning:Cancer and Reproductive Harm-www.P65Warnings.ca.gov  

2 Alpine R-S69.2 600W Peak, 200W RMS R-Series 6x9 Inch Coaxial 2-Way Speakers R-Series speakers give you power and control. With an innovative material that delivers more output, the speakers produce a dependable performance for a loud and fun experience. If you play your music loud and want others to know, the R-Series speakers are the match for you. You’ll enjoy a center sound stage with speakers that play loud and clear without distortion. The R-Series speakers are tuned with an emphasis on the high- and low-end frequencies, so they deliver power while naturally producing bright, active sound. They are the perfect power and performance match for the R-Series subwoofers and amplifiers. The woofers have a large, 35-millimeter (mm) voice coil which allows for more coil windings to fit in the gap. This results in greater heat dissipation and increased power handling, for superior control and output. General Features: Alpine R-S69.2 R-Series 6x9 Inch Coaxial 2-Way Speakers Power Handling: RMS: 100 Watts Peak: 300 Watts Impedance: 4 Ohm Carbon-fiber reinforced polymer (CFRP) woofer Carbon-fiber reinforced polymer dome tweeter Frequency response: 60 Hz - 40 kHz Sensitivity: 90 dB Top-mount depth: 2-7/8" Grilles included Authorized Dealer 1-year Manufacturer's Warranty What's in the box: Two 2-way Speakers 2 Bottom mount brackets 2 Grilles 2 Grille badges Eight 1-1/8" Screws Eight M4x60mm Machine screws (with split lock washers attached) 8 Split lock washers 8 Flat washers Eight M4 Hex nuts 8 Speed clips Warranty information Important Notice Online product registration information Template and specs on the box Alpine R-S69.2 owner's manual ⚠️Warning:Cancer and Reproductive Harm-www.P65Warnings.ca.gov

2 Alpine R-SB10V Pre-Loaded R-Series 10-inch Sub Enclosures + KTX-H10 Linking KitAlpine R-SB10V Pre-Loaded R-Series 10-inch Subwoofer Enclosure Enclosure Stacking Features Unique to Alpine, the subwoofer 10-inch and 12-inch enclosures are available in a single or “linked” format with an optional mounting bracket. This innovative design allows the sound consumer to add more bass to their system easily. The optional mounting bracket (sold separately) is available in a 10-inch KTX-H10 or 12-inch KTX-H12 solution that mounts to the face of the subwoofer and links for a sturdy, dual-subwoofer enclosure. The silver enclosure trim matches the steel bracketing and Halo display trim for a synergized look. Optimized Performance The ported enclosure design delivers a higher total sound output for deep, powerful bass, reliable sound reproduction, and great sound quality. The 10-inch enclosure is tuned to 36 Hz, while the 12-inch enclosure is tuned to 35 Hz for optimized performance with Alpine’s S-and-R-Series subwoofers. General Features: Includes R-W10D4 wired in parallel 750W RMS power handling 2Ω Impedance Ported enclosure design Frequency response: 26-200 Hz Vented enclosure tuning frequency: 36 Hz Dimensions 16-inch W x 12.6825-inch H x 14.5-inch D Authorized Dealer 1-year Warranty Alpine KTX-H10 Linking Kit Heavy-duty steel front and rear linking brackets for connecting two Alpine Halo Linking Kit for Dual 10" Alpine Halo Preloaded Subwoofer Enclosures with ProLink, Heavy-duty steel front and rear linking brackets for connecting two Alpine Halo 10" subwoofer enclosures Add more bass to your sound system with the Linking Kit for Dual 10" Alpine Halo Preloaded Subwoofer Enclosures, featuring Alpine's new ProLink™ technology. General Features: Aluminum rear link plate 10-inch Front ABS / Steel reinforced the port link Center link stabilizing dowels Alpine logo plate All hardware included Authorized Internet Dealer What is in the KTX-H10 package: KTX-H10 Linking Kit owner's manual Front port-link Two 9" front port braces 23.25" Rear link-plate Four 25mm hex-socket screws Eight 14mm hex-socket screws Four 20mm threaded alignment posts 3mm Allen-key Installation instructions Safety warnings ⚠️Warning:This product can expose you to, known to the State of California to cause cancer. For more information, go to P65Warnings.ca.

2 Alpine R-SB10V Pre-Loaded R-Series 10-inch Sub Enclosures + KTX-H10 Linking Kit Alpine R-SB10V Pre-Loaded R-Series 10-inch Subwoofer Enclosure Enclosure Stacking Features Unique to Alpine, the subwoofer 10-inch and 12-inch enclosures are available in a single or “linked” format with an optional mounting bracket. This innovative design allows the sound consumer the option to easily add more bass to their system. The optional mounting bracket (sold separately) is available in a 10-inch KTX-H10 or 12-inch KTX-H12 solution that mounts to the face of the subwoofer and links for a sturdy, dual-subwoofer enclosure. The silver enclosure trim matches the steel bracketing and Halo display trim for a synergized look. Optimized Performance The ported enclosure design delivers a higher total sound output for deep, powerful bass, reliable sound reproduction, and overall great sound quality. The 10-inch enclosure is tuned to 36 Hz while the 12-inch enclosure is tuned to 35 Hz for optimized performance with Alpine’s S-and-R-Series subwoofers. General Features: Includes R-W10D4 wired in parallel 750W RMS power handling 2Ω Impedance Ported enclosure design Frequency response: 26-200 Hz Vented enclosure tuning frequency: 36 Hz Dimensions 16-inch W x 12.6825-inch H x 14.5-inch D Authorized Dealer 1-year Warranty Alpine KTX-H10 Linking Kit Heavy-duty steel front and rear linking brackets for connecting two Alpine Halo Linking Kit for Dual 10" Alpine Halo Preloaded Subwoofer Enclosures with ProLink, Heavy-duty steel front and rear linking brackets for connecting two Alpine Halo 10" subwoofer enclosures Add more bass to your sound system with the Linking Kit for Dual 10" Alpine Halo Preloaded Subwoofer Enclosures, featuring Alpine's new ProLink™ technology. General Features: Aluminum rear link plate 10-inch Front ABS / Steel reinforced the port link Center link stabilizing dowels Alpine logo plate All hardware included Authorized Internet Dealer What is in the KTX-H10 box: Front port-link Two 9" front port braces 23.25" Rear link-plate Four 25mm hex-socket screws Eight 14mm hex-socket screws Four 20mm threaded alignment posts 3mm Allen-key Installation instructions Safety warnings KTX-H10 Linking Kit owner's manual ⚠️Warning:Cancer and Reproductive Harm-www.P65Warnings.ca.gov

(2) Alpine R-SB12V Loaded 12" 750w R-W12D4 Subwoofers+Ported Sub Enclosure Box Enclosure Stacking FeaturesUnique to Alpine, the subwoofer 10-inch and 12-inch enclosures are available in a single or “linked” format with an optional mounting bracket. This innovative design allows the sound consumer to add more bass to their system easily.The optional mounting bracket (sold separately) is available in a 10-inch KTX-H10 or 12-inch KTX-H12 solution that mounts to the face of the subwoofer and links for a sturdy, dual-subwoofer enclosure. The silver enclosure trim matches the steel bracketing and Halo display trim for a synergized look.Optimized PerformanceThe ported enclosure design delivers a higher total sound output for deep, powerful bass, reliable sound reproduction, and great sound quality. The 10-inch enclosure is tuned to 36 Hz, while the 12-inch enclosure is tuned to 35 Hz for optimized performance with Alpine’s S-and-R-Series subwoofers.General Features: Includes R-W12D4 wired in parallel 750W RMS power handling 2 Ohm Impedance Ported Enclosure Design Frequency Response: 24-200Hz Vent Tuning Frequency: 35Hz Dimensions: 17" W x 14.625" H x 15" D Authorized Dealer 1-year Warranty What is in the R-W12D4 package: Ported enclosure loaded with one R-W12D4 subwoofer driver Rubber flange protector (installed on the subwoofer) Alpine KTX-H12 Linking KitWhen it comes to bass, two is always better than one. Alpine's KTX-H12 linking kit allows you to connect two Alpine S-SB12V or R-SB12V 12" subwoofer enclosures to double your bass. The kit includes heavy-duty steel front and rear linking brackets to connect the enclosures and all the necessary hardware securely. The front bracket's silver finish is made to coordinate with the enclosures' design, while the silver Alpine badge adds a touch of style. Warranty: 1 year.What is in the KTX-H12 package: Front port-link Two 9" front port braces 23.25" Rear link-plate Four 25mm hex-socket screws Eight 14mm hex-socket screws Four 20mm threaded alignment posts 3mm Allen-key Installation instructions ⚠️Warning:Cancer and Reproductive Harm-www.P65Warnings.ca.gov