Camera Control Unit for up to 4 JVC cameras (Handheld). It allows a distance of up to 300m between the cameras and the MCU-100 using the AD-1 adapters. It can control the following camera functions: rewind, fast forward, record, stop, play, record check, master pedestal up/down, color/brightness gain, iris, shutter synchro-scan/fixed/off, auto white balance/auto black balance, and auto knee off/on. It comes with 4 AD-1 adapters.