The MX622 is a versatile mixer combining three balanced microphone or line level inputs with three stereo line inputs into a single stereo line level mix. Essential features include external effects loop (mono send with stereo return), independent stereo record outputs, stereo TRS 1/4-inch balanced outputs and full range master two-band equalizer. The internal power supply and single rack-space 19-inch rack mount format allows for easy installation and reliable long-term operation. Features Three Balanced XLR Inputs Switchable Mic/Line Level Three Stereo RCA Inputs with Separate Level Controls Level Control and Clip Indicators Selectable 15-volt Phantom Power for Mic Channels Balanced TRS 1/4-inch Main Output Jacks with Master Level Control Versatile Two-Band Master EQ Separate Stereo Record Outputs Effects Loop with Level Independent Level Control Specifications: Input Connections: XLR-F balanced (x3) / ¼-inch unbalanced (x2) / 3 pairs stereo RCA (6 total) Output Connections: TRS balanced 1/4-inch (x2) / 1/4-inch unbalanced (x1) / RCA (x2) Input Impedance: 600/22K Ohms mic/line XLR inputs / 10K Ohms RCA inputs / 22K Ohms 1/4-inch effects returns Output Impedance: 50 Ohms 1/4-inch main outputs / 1K Ohms RCA record outputs / 100 Ohms effects output Maximum Input Level: -10dBu/+20dBu mic/line XLR inputs / +20dBu RCA line inputs / +20dBu Effects inputs Maximum Output Level: +24dBu balanced main outputs / +20dBu RCA record outputs / +20dBu Effects output Phantom Power: +15 Volts DC (regulated / low noise) Maximum Gain: 56dB/26dB mic/line / 26dB RCA inputs Signal to Noise Ratio: >90dB typical THD: .01% Typical Equalizer Range: +/-12dB @ 100Hz & 10KHz Power Requirements: USA – 105 to 125 VAC / 50-60Hz, 15 Watts typical Dimensions (HxWxD in): 1.75 x 19.0 x 6.0 Dimensions (HxWxD mm): 44.5 x 483 x 152 Weight (lbs/kgs): 6.2 / 2.8