Cadence Acoustics ZRS C8 2000 Watt Peak 16V 5-Channel Class AB Amplifier Cadence ZRS C8 class AB 5-channel amplifier 150W x 4 + 400W @ 4 ohm RMS, 200W x 4 + 600W @ 2 ohm RMS, 400W x 2 @ 4 ohm + 600W @ 2 ohm RMS, 2000W Peak Power Frequency Response: 10Hz - 40 kHz Minimum THD: 100dB; Damping Factor: &gt;500 @ 100Hz; Channel Separation: &gt;65dB Dimensions (L x W x H): 17 x 11.6 x 2.7 inches