Alpine S2-W8D2 S2-Series Subwoofers Bluetooth Receivers It features a 10-inch under-seat

It features a 10-inch under-seat subwoofer

9V Speaker popper for visually testing speaker connection polarity

Maximum Speaker Depth: 4-7/8"

Peak: 450 Watts Total

output channel gain

Alpine S2-W8D2 S2-Series Subwoofers Bluetooth Receivers It features a 10-inch under-seatAlpine S2 W8D2 S2 Series Subwoofers Enhance your sound system with the Alpine S2 W8D2 8" subwoofer featuring dual 2 ohm voice coils. With a carbon fiber polypropylene cone and HAMR rubber surround, this subwoofer delivers impressive bass. It offers a frequency response range of 35 215 Hz and can handle 300 watts RMS (150 watts per coil), with peak power handling of 900 watts. The sensitivity is 82. 6 dB, and it requires a top mount depth of 3. 825".