Function: Professional, multi-purpose direct injection box for impedance and signal matching between instruments and mixers/amplifiers.
Power Source: Can be powered by 48V phantom power from a mixer or a 9V battery.
Input/Output: Features balanced 1/4" TRS or XLR inputs and a balanced XLR output.
Unique Features: Includes a switchable ground lift to eliminate ground-loop buzz and can handle high input levels from guitar amplifier speaker outputs.