The Whirlwind single rack space MIX-6 offers a unique combination of inputs to provide a simple field mixing system. Inputs 1-4 and the stereo outputs are capable of any combination of line or mic level, XLR or 1/4", balanced or unbalanced. Input 5 is a stereo RCA pair, and Input 6 is a stereo 1/4" pair (balanced or unbalanced). Additionally, Input 6 is switchable for removal from the output buss and patching directly to the headphone out for solo monitoring of channel 6. Internal power supply may be preset to 120 or 230V.