Tidalwave TXB4200, 400W amp, wired with RCA cables just 2 channel with the 4 speakers bridged. due to a set of bad rca cables when installed. I was going to wire as a 4 channel setup
rated 50rms@4ohms x 4, and my 4 speakers (Kicker KS680) are rated at
Peak: 360 watts per pair / 180 watts each...