I had only used it a couple months but I got a new vehicle and have no use for it anymore. Everything functions on it perfectly and it’s in good condition. I pulled it out of a running sound system so I’m positive that it works solid. Pm me if you have any questions.

Specs:

4-channel car amplifier

50 watts RMS x 4 at 4 ohms (100 watts RMS x 4 at 2 ohms)

200 watts RMS x 2 bridged at 4 ohms (4-ohm stable in bridged mode)

KICKER KX 400.4 Four Channel Amplifier. Condition is Used. Shipped with USPS Ground Advantage.