1 Channel Amplifier 600W X 1 @ 1Ω RMS 400 X 1@ 2Ω RMS 240W X 1@ 4Ω RMS Crossover: 40Hz-400Hz / N/A (LP/HP) Crossover Slope: 12dB Dimensions: 8.9” x 4” x 1.4” (L x W x H) 226mm x 101.6mm x 35.56mm Remote Bass Included