The KMX-3 is a hand held single cup headphone perfect for club DJs who use both the headphone signal and the booth monitors to create great mixes. A left or right signal select switch is built into the bottom of the unit so that DJs can monitor either the cue signal or the master signal. Closed back, stick design headphone with angled padded handle makes this unique single cup headphone easy and comfortable to use. Stereo / Mono switch for split cue mixers and coiled cable.