Cadence QR Series Monoblock Class D Amplifier Q2000.1D Specifications Channel/Class: Monoblock / D RMS Power@1 ohm-14.4V: 2000W x1 RMS Power@2 ohm-14.4V: 1250W x 1 RMS Power@4ohm-14.4V: 800W x 1 Fuse Rating: None Dimensions (Lx W x H): 45 x 16 x 5,2 Unit Weight: 3.80 KG