Clarion APA2160 - Pair 1 × 89 watts, channel 1 at 4 Ohm 2 × 84 watts, channel 1 + 2 at 4 Ohm1 × 272 watts, channel 1 + 2 bridged at 4 Ohm272 watts total power 2/1 channels bridgeable mode operationMaximum power output: 320 W (2 × 160 W into 4 ohms)Continuous average power output: 160 W (2 × 80 W into 4 ohms)Typical bridged power output: 1 × 250 W @ 0.2% THDTypical 2-ohm stereo power output: 2 × 125 W @ 0.2% THDBass Extender: 0/+15 dB @ 45 HzAdjustable crossover frequency (HP/LP): 55 ? 550 Hz or 550 ? 5,500 HzAdjustable line level input: 200 mV up to 6 VSpeaker level inputs to allow easy interfacing with factory-mounted car stereosSoft mute On/Off circuitryGold plated isolated massive speaker and power supply connectors**** BUYERS I WOULD PREFER COLLECTION SO YOU CAN SEE THE ITEM WORKING, I WILL NOT ACCEPT RETURNS IF YOU REQUEST POSTAGE AS IVE SOLD PERFECTLY GOOD WORKING ITEMS BEFORE AND BUYER HAS BLOWN THEM UP OR DAMAGED AND IVE HAD TO REFUND. ***** THE ITEMS ARE IN FULL WORKING ORDER AND HAVE BEEN TESTED SO PLEASE NOTE COLLECTION PREFERRED SO YOU CAN SEE A FULLY WORKING ITEM,