DESC: Special circuitry for an improved signal-to-noise ratio5-step LED array for easy signal monitoring12V DC input for externally powering the mixerSwitchable input limiterto reduce the possibility of overload distortionChannel-addressable 1/4 monitor headphone jack with its own level control3 3/4 W x 5 H x 1 5/8 DUses six AA batteriesIncludes three balanced XLR mic inputs, two channel-addressable balancedXLR line-level outputs with level controls, a stereo mini-jack (3.5mm) output, and a power on/off/low battery LEDindicator