FX Loop Send and Return supports Balanced and Unbalanced signals - interfaces with consoles or guitar pedals easily Latching or Momentary Footswitch control of FX Loop for performance effects Works with a wide range of microphones including condenser and ribbon mics with up to 65dB of clean gain Aux I/O connection supporting stereo input and send Guitar Amp output and Headphone monitor output with separate master volume control International universal power supply included Operates on 9V battery No phantom power) 48V Phantom power for Condenser mics Balanced XLR Output which supports DI and Line levels Instrument and Balanced Line level inputs Versatile Mix Control supports 3 modes- 100% Mic w/FX blended in, or Mic/FX balance control, or 100% FX (no Mic)