Technical Pro AX Amplifier Series AX2000 2000-Watt of peak power 2U Professional 2CH Channel Power Amplifier, Black 2000-Watt peak power, 600 watts @ 2 ohms, 460 watts @ 4 ohms, 240 watts @ 8 ohms Inputs: RCA, Outputs: Banana binding post, Dual cooling speed fans, Iridescent blue LED meter, Power, Level & Clipping indicators per channel Frequency Response: 20hz-20KHz , Signal to Noise Ratio: 79dB, Input Impedance: 10 k ohm unbalanced, Dimensions: 19 x 3.5 x 8 Inches, 110V