In the production studio, good communication between the director, cameraman, lighting and control room is essential to produce a polished end result. The Datavideo ITC-100 Intercom System provides 8-Way talkback and tally indicators. The director can select to talk to an individual channel or to all channels simultaneously. The ITC-100 is a standard 19" 1U rack design, so it is easy to integrate into any rack system for using in the field or studio. ITC-100 includes 4 ITC-100SL Belt Packs. * When ITC-100 used with SE-800, RMC-140 or RMC-90 required to enable Tally Light feature Datavideo ITC-100SLITC-100SL (Belt Pack) Pack Contents TD-2 - Camera Tally Light CB-3 - 20M Cable MC-1 - Headset / Microphone Slave unit for ITC-100 / ITC-100/6 Industry Standard 19" 1U rack design, for easy integration Supports 8-Way Intercom Additional external earphone and microphone interface Bi-colour tally light indicator * Selectable channel talk, broadcast to all or mute. Half-Duplex design for ITC-100SL to eliminate the environmental noise Enables communication between the camera crew Communication distance up to 200 meters Supplied complete with Gooseneck Microphone and Light