Video of ROCKMIX 4: How to Set Up Your RockMix 4: Features: Rockville RockMix 4 Channel Mic+Instrument Pro Recording Mixer with USB Recording Interface Bit Depth: 16 bit Sample Rate: 48k - V/2.2k ohm CH2 XLR: 2.5m - V/2.2k ohm CH1 Jack: 10m - V/12k ohm(line) CH2 Jack: 15m - V/240k ...Video of ROCKMIX 4: How to Set Up Your RockMix 4: Features: Rockville RockMix 4 Channel Mic+Instrument Pro Recording Mixer with USB Recording Interface Bit Depth: 16 bit Sample Rate: 48k - V/2.2k ohm CH2 XLR: 2.5m - V/2.2k ohm CH1 Jack: 10m - V/12k ohm(line) CH2 Jack: 15m - V/240k ohm CH3/4: 550m - V/22Kohm Signal to Noise Ratio: > 90d - B Typical (Ref 0d - Bu) Maximum Input Level: +8d - Bu (Mic), +16d - Bu (1/4-inch Input) Maximum Output Level: +15d - Bu Main Mix Outputs Maximum Gain >55d - B (Mic), >37d - B (Instrument), 5d - B (CH3 & CH4) USB Computer Interface USB Class Compliant plug-and-play Mac / PC Interface