4 Channels, Frequency Response: 20 Hz - 20000 kHz, SNR: 80 dB
SMProAudio PR4v 4-Channel Amplifier - The PR4v comes to the rescue with 4 channels of Balanced input, with a full range of gain control from -20dB to +40dB and Phantom power switchable for ch 1 & 2 (in pairs).