B&K AV1230 12 channel amplifier

12 Channels. 30 watts Power Rating: 8 ohms Power Rating: 55 watts @ 4 ohms. Current (Peak to Peak)16 Amps. Dynamic Headroom 1.0dB.Total Harmonic Distortion (THD) 0.09% at 1kHz. Frequency Response: 5 Hz - 45kHz. S/N (A-Weighted) 95 dB. 0.55V Input Sensitivity: 0.55V. Input Impedance: Input Impedance: 33.2 k ohms Dual Level Controls.