1200W Active Underseat Car Bass Box Audio Subwoofer Sub Speaker Amplifier

Max Output Power: 1200W. 1 Subwoofer Amplifier. 6“ 8“ speaker gives A different kind of heavy bass effect. Bass Boost: 0to+12db. Speaker：6“ 8”. Low Level Input Sensitivity: 300mV. High level Input Sensitivity: 0.9v.

eBay