1 80W OUTPUT 4? (<1% THD @ FULL POWER), ETHERNET / RS-232 CONTROL OF LEVEL / SOURCE / EQ, 2 STEREO LINE INPUTS WITH SINGLE INPUT GAIN, INSTALL PORT INPUT (FOR LM-2A, BT-1A, RL -1A CONNECTION), PRIORITY INPUT OPTION FOR LINE 1, MUSIC MUTE, 12-24 V POWER SUPPLY.PZAMORE SPECS