Alpine (1185)

Alpine S2-A60M S-Series Class-D Amp, S2-W10D2 10" S-Series Dual 2-Ohm Car Sub & Grill w/ RUX bundle This bundle includes: Alpine S2-A60M S-Series Class-D Mono Subwoofer Amplifier Alpine KTE-10G.3 Grille for 10" Type-R and Type-S subwoofers Alpine S2-W10D2 10" S-Series Dual 2-Ohm Car Subwoofer Alpine RUX-KNOB.2 Remote Bass Knob Alpine S2-A60M S-Series Class-D Mono Subwoofer Amplifier General Features: Class D 2 ohms Stable Monoblock Amplifier RMS Power Rating @ 4 ohms: 330 watts x 1 channel RMS Power Rating @ 2 ohms: 600 watts x 1 channel Pulse Width Modulated MOSFET power supply LED Power/Protect Light Optional remote bass level control available for purchase, Alpine RUX-KNOB.2 Soft start turn-on Improved heat sink and protection circuit design Speaker-level (high-level) inputs 3-way protection circuitry (thermal, overload, and speaker short protection) Frequency Response: 10 - 400 Hz Total Harmonic Distortion (THD): <1% Signal to Noise Ratio: 85 dB Variable low-pass filter: 50 - 400 Hz Variable Bass Boost: 0 - 12 dB Fuse Rating: 30A x 2 Dimensions: 8-1/16" W x 9-3/16" L x 2-5/16" H Authorized Internet Dealer 1-year Manufacturer's Warranty Alpine S2-W10D2 10" S-Series Dual 2-Ohm Car Subwoofer General Features: 10" subwoofer with dual 2-ohm voice coils carbon fiber/polypropylene cone with HAMR rubber surround frequency response: 23-215 Hz power handling: 600 watts RMS (300 watts per coil) peak power handling: 1,800 watts sensitivity: 86.2 dB sealed box volume: 0.4-0.85 cubic feet ported box volume: 0.75-1.3 cubic feet Twist-lock grille mount system Poly Propylene / Ceramic Dust Cap 2.6" High-Temperature Copper Voice coil 15 mm Xmax 64 oz. Single Stacked Ferrite magnet motor structure Top-mount depth: 4.54" Cutout diameter: 8.94" Authorized Internet Dealer 1-year Manufacturer's Warranty Alpine RUX-KNOB.2 Remote Bass Knob General Features: Alpine RUX-KNOB.2 Remote bass knob for select Alpine amplifiers 16-1/2" (5 meters) Connection cable 20dB of linear adjustment range Compatible with 3-channel mode on select 4-channel amplifiers Plugs directly in for quick, direct subwoofer control Backwards compatible with amps that use RUX-KNOB Easily adjust the bass gain of your amp while seated inside Control multiple amps from just one RUX-KNOB.2 controller Works with Alpine X-A70F, Alpine MRV-M500, Alpine PDX-V9, Alpine X-A70F, Alpine X-A90V, Alpine X-A90M Also works with: MRVM1200, MRVM250, PWAS10v, KTP-190U, MRX-50, MRX-M100, MRX-V60, PDX-M12, PDX-M6, PDR-M65 Authorized Internet Dealer 1-year Manufacturer's Warranty Alpine KTE-10G.3 Grille for 10" Type-R and Type-S subwoofers General Features: 10" Protective Subwoofer Grille Works with Alpine R2-W10D4 and R2-W10D2 10" subwoofers Includes metal mesh grille  Authorized Dealer 1-year Manufacturer's Warranty Warning:This product can expose you to chemicals known to the State of California to cause cancer. For more information, go to P65Warnings.ca.  

Alpine S2-A60M S-Series Class-D Amp, S2-W10D2 10" S-Series Dual 2-Ohm Car Sub & Grill bundle This bundle includes: Alpine S2-A60M S-Series Class-D Mono Subwoofer Amplifier Alpine KTE-10G.3 Grille for 10" Type-R and Type-S subwoofers Alpine S2-W10D2 10" S-Series Dual 2-Ohm Car Subwoofer Alpine S2-A60M S-Series Class-D Mono Subwoofer Amplifier General Features: Class D 2 ohms Stable Monoblock Amplifier RMS Power Rating @ 4 ohms: 330 watts x 1 channel RMS Power Rating @ 2 ohms: 600 watts x 1 channel Pulse Width Modulated MOSFET power supply LED Power/Protect Light Optional remote bass level control available for purchase, Alpine RUX-KNOB.2 Soft start turn-on Improved heat sink and protection circuit design Speaker-level (high-level) inputs 3-way protection circuitry (thermal, overload, and speaker short protection) Frequency Response: 10 - 400 Hz Total Harmonic Distortion (THD): <1% Signal to Noise Ratio: 85 dB Variable low-pass filter: 50 - 400 Hz Variable Bass Boost: 0 - 12 dB Fuse Rating: 30A x 2 Dimensions: 8-1/16" W x 9-3/16" L x 2-5/16" H Authorized Internet Dealer 1-year Manufacturer's Warranty Alpine S2-W10D2 10" S-Series Dual 2-Ohm Car Subwoofer General Features: 10" subwoofer with dual 2-ohm voice coils carbon fiber/polypropylene cone with HAMR rubber surround frequency response: 23-215 Hz power handling: 600 watts RMS (300 watts per coil) peak power handling: 1,800 watts sensitivity: 86.2 dB sealed box volume: 0.4-0.85 cubic feet ported box volume: 0.75-1.3 cubic feet Twist-lock grille mount system Poly Propylene / Ceramic Dust Cap 2.6" High-Temperature Copper Voice coil 15 mm Xmax 64 oz. Single Stacked Ferrite magnet motor structure Top-mount depth: 4.54" Cutout diameter: 8.94" Authorized Internet Dealer 1-year Manufacturer's Warranty Alpine KTE-10G.3 Grille for 10" Type-R and Type-S subwoofers General Features: 10" Protective Subwoofer Grille Works with Alpine R2-W10D4 and R2-W10D2 10" subwoofers Includes metal mesh grille  Authorized Dealer 1-year Manufacturer's Warranty Warning:This product can expose you to chemicals known to the State of California to cause cancer. For more information, go to P65Warnings.ca.  

Alpine S2-A60M S-Series Class-D Amp, S2-W10D2 10" S-Series Dual 2-Ohm Car Sub bundle This bundle includes: Alpine S2-A60M S-Series Class-D Mono Subwoofer Amplifier Alpine S2-W10D2 10" S-Series Dual 2-Ohm Car Subwoofer Alpine S2-A60M S-Series Class-D Mono Subwoofer Amplifier General Features: Class D 2 ohms Stable Monoblock Amplifier RMS Power Rating @ 4 ohms: 330 watts x 1 channel RMS Power Rating @ 2 ohms: 600 watts x 1 channel Pulse Width Modulated MOSFET power supply LED Power/Protect Light Optional remote bass level control available for purchase, Alpine RUX-KNOB.2 Soft start turn-on Improved heat sink and protection circuit design Speaker-level (high-level) inputs 3-way protection circuitry (thermal, overload, and speaker short protection) Frequency Response: 10 - 400 Hz Total Harmonic Distortion (THD): <1% Signal to Noise Ratio: 85 dB Variable low-pass filter: 50 - 400 Hz Variable Bass Boost: 0 - 12 dB Fuse Rating: 30A x 2 Dimensions: 8-1/16" W x 9-3/16" L x 2-5/16" H Authorized Internet Dealer 1-year Manufacturer's Warranty Alpine S2-W10D2 10" S-Series Dual 2-Ohm Car Subwoofer General Features: 10" subwoofer with dual 2-ohm voice coils carbon fiber/polypropylene cone with HAMR rubber surround frequency response: 23-215 Hz power handling: 600 watts RMS (300 watts per coil) peak power handling: 1,800 watts sensitivity: 86.2 dB sealed box volume: 0.4-0.85 cubic feet ported box volume: 0.75-1.3 cubic feet Twist-lock grille mount system Poly Propylene / Ceramic Dust Cap 2.6" High-Temperature Copper Voice coil 15 mm Xmax 64 oz. Single Stacked Ferrite magnet motor structure Top-mount depth: 4.54" Cutout diameter: 8.94" Authorized Internet Dealer 1-year Manufacturer's Warranty Warning:This product can expose you to chemicals known to the State of California to cause cancer. For more information, go to P65Warnings.ca.  

Alpine S2-A60M 1-Channel 600 Watts S-Series Monoblock Class-D Amplifier + Absolute KIT4OR 4 Gauge Complete Amplifier Kit Package Includes: 1 Alpine S2-A60M, 1 Absolute KIT4 Amplifier Kit 4 Gauge Alpine S2-A60M 1-Channel 600 Watts S-Series Monoblock Class-D Amplifier General Features: Alpine S-Series Mono Power Amplifier - S2-A60M 400W x 1 @ 4 Ohms RMS Power Output 600W x 1 @ 2 Ohms RMS Power Output S/N ratio: >85dB (ref: 1W into 4 ohms), >105dB (ref: rated power into 4 ohms) Remote bass knob compatible (requires RUX-KNOB.2, sold separately) CTA-2006 compliant THD+N ≤ 0.03% (ref 1W info 4 ohm) Frequency Response: 10HZ-400Hz (+/- 3 dB) Damping Factor: > 1000 variable low-pass filter (50-400 Hz, 24 dB/octave) variable bass boost (0-12 dB at 50 Hz) Speaker-level inputs (Speaker Wire to RCA Adapter Required) Preamp Inputs Improved heat sink and protection circuit design that eliminates thermal shut-down for dependable music playback Remote Sensing automatic turn-on when using speaker-level inputs Approximate Weight: 11 lbs Fuse Rating: fuse rating: 30A x 2 Dimensions: 8” W x 8” H x 2.25” D Authorized Internet Dealer 1-year Manufacturer's Warranty Absolute KIT4OR Complete PRO Marine Auto Car RV 4 Gauge 2000 Watts Amplifier Complete Installation Amp Kit Power Wiring with Orange Accent Color Scheme Today, I would recommend KIT4 for all DIY and installers. This wiring kit has an easy-to-install AGU fuse holder and some perfect wiring. The positive and negative power wires are made with copper-coated aluminum (CCA) wiring to keep costs down but remain highly flexible and installer-friendly. The speaker wire kicks ass, and I was not expecting such a high-quality roll of speaker wire to be included. It feels and works great and is much better than the typical 18 AWG wire most kits would include. General Features: Complete 4 Gauge Amplifier Kit Designed specifically for car audio systems up to 1000 watts Premium power and ground wire provide optimal power transfer Includes 2-channel RCA interconnect cables for the audio signal connection from the receiver to the amplifier Terminals are gold-plated for excellent signal transfer For use in any car, truck, RV, or boat Authorized Internet Dealer 1-year Manufacturer's warranty Package Includes: 17 ft. of 4 AWG high current power cable Three ft. of 4 AWG ground cable 15 ft. of RCA triple shielded interconnect audio cable with built-in remote wire 20 ft. of 12 AWG OFC Speaker cable 20 ft. of 16 AWG remote turn-on wire Six ft. of split loom tubing 1 Gold-plated 80 AMP AGU fuse 1 4 AWG gold ring terminal 1 4 AWG water-resistant inline fuse holder 2 Ring terminals 2 Spade terminals (4 gauge) 5 Spade terminals (14-16 gauge) 3 Self-tapping screws 1 Rubber grommet 20 Black cable ties 2 Butt connectors (18-22 gauge) 1 Butt connector (4 gauge) Warning:This product can expose you to chemicals known to the State of California to cause cancer. For more information, go to P65Warnings.ca.

Alpine S2-A60M Next Generation S-Series Hi Res Class D 600 W Mono Subwoofer Amplifier  Alpine's S-Series S2-A60M 600W Mono Amplifier is the perfect solution for unparalleled power and performance on a budget. With a power output of 600W at a 1ohm or 2ohm drive, this mono amp can drive even the most demanding subwoofers, delivering clean and distortion-free bass for a wide range of applications. Plus, its compact design makes it easy to install in any vehicle. General Features: Class D 2 ohms Stable Monoblock Amplifier RMS Power Rating @ 4 ohms: 330 watts x 1 channel RMS Power Rating @ 2 ohms: 600 watts x 1 channel Pulse Width Modulated MOSFET power supply LED Power/Protect Light Optional remote bass level control available for purchase Alpine RUX-KNOB.2 Soft start turn-on Improved heat sink and protection circuit design Speaker-level (high-level) inputs 3-way protection circuitry (thermal, overload, and speaker short protection) Frequency Response: 10 - 400 Hz Total Harmonic Distortion (THD): <1% Signal to Noise Ratio: 85 dB Variable low-pass filter: 50 - 400 Hz Variable Bass Boost: 0 - 12 dB Fuse Rating: 30A x 2 Dimensions: 8-1/16" W x 9-3/16" L x 2-5/16" H Authorized Internet Dealer 1-year Manufacturer's Warranty What's in the S2-A60M package: S2-A60M owner's manual Mono subwoofer amplifier 2 End caps Four 3/4" screws Four 1/4" screws 2mm Allen key Owner's manual Alpine Verification Certificate Warranty information Power supply note Online product registration information Warning:This product can expose you to, known to the State of California, to cause cancer. For more information, go to P65Warnings.ca.

Alpine S2-A60M Next Generation S-Series Hi Res Class D 600 W Mono Subwoofer Amplifier + Absolute KIT0 0 Gauge Amp Kit Alpine's S-Series S2-A60M 600W Mono Amplifier is the perfect solution for unparalleled power and performance on a budget. With a power output of 600W at a 1ohm or 2ohm drive, this mono amp can drive even the most demanding subwoofers, delivering clean and distortion-free bass for a wide range of applications. Plus, its compact design makes it easy to install in any vehicle. General Features: Class D 2 ohms Stable Monoblock Amplifier RMS Power Rating @ 4 ohms: 330 watts x 1 channel RMS Power Rating @ 2 ohms: 600 watts x 1 channel Pulse Width Modulated MOSFET power supply LED Power/Protect Light Optional remote bass level control available for purchase Alpine RUX-KNOB.2 Soft start turn-on Improved heat sink and protection circuit design Speaker-level (high-level) inputs 3-way protection circuitry (thermal, overload, and speaker short protection) Frequency Response: 10 - 400 Hz Total Harmonic Distortion (THD): <1% Signal to Noise Ratio: 85 dB Variable low-pass filter: 50 - 400 Hz Variable Bass Boost: 0 - 12 dB Fuse Rating: 30A x 2 Dimensions: 8-1/16" W x 9-3/16" L x 2-5/16" H Authorized Internet Dealer 1-year Manufacturer's Warranty What's in the S2-A60M PACKAGE: S2-A60M owner's manual Mono subwoofer amplifier 2 End caps Four 3/4" screws Four 1/4" screws 2mm Allen key Owner's manual Alpine Verification Certificate Warranty information Power supply note Online product registration information Warning:This product can expose you to, known to the State of California, to cause cancer. For more information, go to P65Warnings.ca.

Alpine S2-A60M Next Generation S-Series Hi Res Class D 600 W Mono Subwoofer Amplifier + Absolute KIT4 4 Gauge Amp Kit Alpine's S-Series S2-A60M 600W Mono Amplifier is the perfect solution for unparalleled power and performance on a budget. With a power output of 600W at a 1ohm or 2ohm drive, this mono amp can drive even the most demanding subwoofers, delivering clean and distortion-free bass for a wide range of applications. Plus, its compact design makes it easy to install in any vehicle. General Features: Class D 2 ohms Stable Monoblock Amplifier RMS Power Rating @ 4 ohms: 330 watts x 1 channel RMS Power Rating @ 2 ohms: 600 watts x 1 channel Pulse Width Modulated MOSFET power supply LED Power/Protect Light Optional remote bass level control available for purchase Alpine RUX-KNOB.2 Soft start turn-on Improved heat sink and protection circuit design Speaker-level (high-level) inputs 3-way protection circuitry (thermal, overload, and speaker short protection) Frequency Response: 10 - 400 Hz Total Harmonic Distortion (THD): <1% Signal to Noise Ratio: 85 dB Variable low-pass filter: 50 - 400 Hz Variable Bass Boost: 0 - 12 dB Fuse Rating: 30A x 2 Dimensions: 8-1/16" W x 9-3/16" L x 2-5/16" H Authorized Internet Dealer 1-year Manufacturer's Warranty What's in the S2-A60M PACKAGE: S2-A60M owner's manual Mono subwoofer amplifier 2 End caps Four 3/4" screws Four 1/4" screws 2mm Allen key Owner's manual Alpine Verification Certificate Warranty information Power supply note Online product registration information ⚠️Warning:This product can expose you to, known to the State of California, to cause cancer. For more information, go to P65Warnings.ca.

Alpine S2-A60M Next Generation S-Series Hi Res Class D 600 W Mono Subwoofer Amplifier  + Alpine RUX-H01 Halo Bass Knob Remote Bass Level Control Alpine's S-Series S2-A60M 600W Mono Amplifier is the perfect solution for unparalleled power and performance on a budget. With a power output of 600W at a 1ohm or 2ohm drive, this mono amp can drive even the most demanding subwoofers, delivering clean and distortion-free bass for a wide range of applications. Plus, its compact design makes it easy to install in any vehicle. General Features: Class D 2 ohms Stable Monoblock Amplifier RMS Power Rating @ 4 ohms: 330 watts x 1 channel RMS Power Rating @ 2 ohms: 600 watts x 1 channel Pulse Width Modulated MOSFET power supply LED Power/Protect Light Optional remote bass level control available for purchase Alpine RUX-KNOB.2 Soft start turn-on Improved heat sink and protection circuit design Speaker-level (high-level) inputs 3-way protection circuitry (thermal, overload, and speaker short protection) Frequency Response: 10 - 400 Hz Total Harmonic Distortion (THD): <1% Signal to Noise Ratio: 85 dB Variable low-pass filter: 50 - 400 Hz Variable Bass Boost: 0 - 12 dB Fuse Rating: 30A x 2 Dimensions: 8-1/16" W x 9-3/16" L x 2-5/16" H Authorized Internet Dealer 1-year Manufacturer's Warranty What's in the S2-A60M PACKAGE: S2-A60M owner's manual Mono subwoofer amplifier 2 End caps Four 3/4" screws Four 1/4" screws 2mm Allen key Owner's manual Alpine Verification Certificate Warranty information Power supply note Online product registration information Warning:This product can expose you to, known to the State of California, to cause cancer. For more information, go to P65Warnings.ca.

Alpine S2-A60M Next Generation S-Series Hi Res Class D 600 W Mono Subwoofer Amplifier  + Alpine RUX-KNOB.2 Remote Bass Level Control Alpine's S-Series S2-A60M 600W Mono Amplifier is the perfect solution for unparalleled power and performance on a budget. With a power output of 600W at a 1ohm or 2ohm drive, this mono amp can drive even the most demanding subwoofers, delivering clean and distortion-free bass for a wide range of applications. Plus, its compact design makes it easy to install in any vehicle. General Features: Class D 2 ohms Stable Monoblock Amplifier RMS Power Rating @ 4 ohms: 330 watts x 1 channel RMS Power Rating @ 2 ohms: 600 watts x 1 channel Pulse Width Modulated MOSFET power supply LED Power/Protect Light Optional remote bass level control available for purchase Alpine RUX-KNOB.2 Soft start turn-on Improved heat sink and protection circuit design Speaker-level (high-level) inputs 3-way protection circuitry (thermal, overload, and speaker short protection) Frequency Response: 10 - 400 Hz Total Harmonic Distortion (THD): <1% Signal to Noise Ratio: 85 dB Variable low-pass filter: 50 - 400 Hz Variable Bass Boost: 0 - 12 dB Fuse Rating: 30A x 2 Dimensions: 8-1/16" W x 9-3/16" L x 2-5/16" H Authorized Internet Dealer 1-year Manufacturer's Warranty What's in the S2-A60M PACKAGE: S2-A60M owner's manual Mono subwoofer amplifier 2 End caps Four 3/4" screws Four 1/4" screws 2mm Allen key Owner's manual Alpine Verification Certificate Warranty information Power supply note Online product registration information Warning:This product can expose you to, known to the State of California, to cause cancer. For more information, go to P65Warnings.ca.

Alpine S2-A60M Next Generation S-Series Hi-Res Class D 600 W Mono Subwoofer Amplifier  Alpine's S-Series S2-A60M 600W Mono Amplifier is the perfect solution for unparalleled power and performance on a budget. With a power output of 600W at 1-ohm or 2-ohm impedance, this mono amplifier can drive even the most demanding subwoofers, delivering clean and distortion-free bass for a wide range of applications. Plus, its compact design makes it easy to install in any vehicle. General Features: Class D 2 ohms Stable Monoblock Amplifier RMS Power Rating @ 4 ohms: 330 watts x 1 channel RMS Power Rating @ 2 ohms: 600 watts x 1 channel Pulse Width Modulated MOSFET power supply LED Power/Protect Light Optional remote bass level control available for purchase, Alpine RUX-KNOB.2 Soft start turn-on Improved heat sink and protection circuit design Speaker-level (high-level) inputs 3-way protection circuitry (thermal, overload, and speaker short protection) Frequency Response: 10 - 400 Hz Total Harmonic Distortion (THD): <1% Signal to Noise Ratio: 85 dB Variable low-pass filter: 50 - 400 Hz Variable Bass Boost: 0 - 12 dB Fuse Rating: 30A x 2 Dimensions: 8-1/16" W x 9-3/16" L x 2-5/16" H Authorized Internet Dealer 1-year Manufacturer's Warranty What's in the S2-A60M PACKAGE: S2-A60M owner's manual Mono subwoofer amplifier 2 End caps Four 3/4" screws Four 1/4" screws 2mm Allen key Owner's manual Alpine Verification Certificate Warranty information Power supply note Online product registration information Warning:This product can expose you to chemicals known to the State of California to cause cancer. For more information, go to P65Warnings.ca.

Alpine S2-S40 4" Coaxial 2-Way, 280-Watt Type-S Series Coaxial Car Audio Speakers Bundle This bundle contains two Alpine S2-S40 4" Coaxial 2-Way Speaker Set.Alpine sounds are tailor-made for easy factory speaker placement.Introducing the Type-S speaker lineup with multiple size options that fit almost any vehicle. This is the way to go if you want to add incredible-sounding Alpine speakers to your system. This latest offering from the famous Type-S speakers is a best-bet upgrade and is still budget-friendly.OverviewGreat-sounding speaker upgrades at a competitive price.Perfect for OEM upgrades, with many sizes to suit almost any vehicle.New cosmetics that look good in your car and fit easily in stock speaker locations.Improve your vehicle's output and sound quality with these highly efficient speaker choices.High-efficiency design runs efficiently off of factory or built-in head unit power. General Features: 4" Type-S Series Car Speakers Power Handling: Peak: 280 watts per set / 140 watts on each side RMS: 90 watts per set / 45 watts on each side Tuned poly-mica cone woofer Butyl rubber surround for natural response and stability 3/4" Wide-Range Silk dome tweeter Optimized air-flow design Progressive Aramid Fiber Spider with optimized shape for deep bass and linearity HD Polymer frame Affordable premium quality upgrade to your factory audio system FEA-optimized motor structure 4" x 6" Mounting adapters included Great power-efficient speakers Swivel-mount tweeter 4 ohms impedance Square-wire short voice coil The new cone design allows for faster energy transfer & clarity Aramid-reinforced TIL bobbin holds voice coil wire very rigid High-grade network components Neodymium tweeter magnet structure Low-distortion strontium woofer magnet Top-mount depth: 1-21/32" Authorized Internet Dealer 1-year Manufacturer's Warranty Warning:This product can expose you to, known to the State of California to cause cancer. For more information, go to P65Warnings.ca.

Alpine S2-S40 4" Coaxial 2-Way, 280-Watt Type-S Series Coaxial Car Audio Speakers Bundle This bundle contains two Alpine S2-S40 4" Coaxial 2-Way Speaker Set.Alpine sounds are tailor-made for easy factory speaker placement.Introducing the Type-S speaker lineup, with multiple size options to fit almost any vehicle. This is the way to go if you want to add incredible-sounding Alpine speakers to your system. This latest offering from the popular Type-S speakers is a best-bet upgrade and is still budget-friendly.OverviewGreat-sounding speaker upgrades at a competitive price.Perfect for OEM upgrades, with many sizes to suit almost any vehicle.New cosmetics that look good in your car and fit easily in stock speaker locations.Improve your vehicle's output and sound quality with these highly efficient speaker choices.High-efficiency design runs easily off of factory or built-in head unit power. General Features: 4" 2-way Coaxial Car Speakers Peak Power Handling: 280 watts per pair / 140 watts each RMS Power Handling: 90 watts per pair / 45 watts each Polypropylene cone material Rubber speaker surround High Amplitude Multi-Roll (HAMR) surround HI-RES Certified 3/4" Silk Dome Tweeters Ferrite magnet motor structure Top-mount Depth: 1-3/4" Cutout Dimensions: 3-11/16" Impedance: 4 ohms Frequency Response: 90 - 40000 Hz Sensitivity: 86 dB Authorized Internet Dealer MFR #: S2-S40 1-year Manufacturer's Warranty Warning:This product can expose you to, known to the State of California to cause cancer. For more information, go to P65Warnings.ca.