DB DRIVE A71500.1 Okur A7 Series Class D Mono Amplifier Output Power rated @ 14.4 volts: 1 x 325 Watts @ 4 Ohm & 1 x 750 Watts @ 2 Ohm 1 Ohm Stereo Capability Continuously Variable Low Level RCA Inputs DRIVESINK -Heat Management System Continuously Variable Bass Boost @ 45Hz 1 stereo capability Continuously variable low level RCA inputs Large gauge power input terminals DRIVESINK heat management system Continuously variable 24 dB/8 dB per octave low pass crossover