– 4-channel high quality class A/B amplifier – Channels: 4 – Output Power (@ 4Ω)4x 70 Watts RMS – Output Power (@ 2Ω)4x 120 Watts RMS – RMS Power @ 4 Ω in bridged mode 2x 240 W (1% THD+N) 2x 275 W (10% THD+N) – Frequency response: 10 Hz – 30 kHz (± 3 dB) – Low pass filter: 30 Hz – 250 Hz (12 dB/oct) – High pass filter: 40 Hz – 3000 Hz (12 dB/oct) – Total harmonic distortion(THD+N): 0.02% – Damping factor: 100 – Input sensitivity: 200 mV – 6 V – Signal to noise ratio (SNR): 101 dB Dimensions (W x L x H) 192 x 284 x 49 mm / 7.56 x 11.18 x 1.93″.