ITC TS-14PFX-4 14 Channel Mixer with 4 group Professional compact mixer, ultra-low noise discrete microphone preamplifier and +48V phantom power, Mic input: 8 channels (8 XLR interfaces), Line input: 6-channel single plug mono/stereo automatic switching hybrid interface, 2 sets of stereo main output, 4 marshalling outputs, 4 auxiliary outputs, 1 set of stereo monitoring output, 1 earphone monitoring output, 2 effect outputs, 24-bit DSP audio processor, Frequency response: 20Hz-20kHz, ±2dB, Distortion: <0.03% at+0dB,22Hz-22KHz A-weighted, Sensitivity: +21dB~-30dB, AC 100-240V 50/60Hz.