Azden Cam-3 3 Channel Mini Microphone Mixer with 3 INs and 1 OUT

This minature 3-channel microphone mixer allows you to add and mix sound from 3 microphone sources simultaneously. Only 3 1/4" x 1/4" x 2 1/8", it weighs 3 ounces, uses no batteries, and can be attached to the camcorder or the handstrap.