A portable 2-channel mixer designed for use by the professional video grapher, the small (4" x 1.65" x 5"), all metal, battery operated (9V) mixer can be attached directly to the camera with supplied hook-and-loop mounting tape or belt-worn using the 3-position belt clip. The FMX-20 has the following features: enhanced circuitry for improved signal-to-noise ratio, 3-step LED array for easy signal monitoring, a 12V DC input for external power, switchable input limiter to reduce possibility of overload distortion, channel-addressable 1/4" monitor headphone jack with level control.