Bosch ES-4000A 4 Channel Wired Intercom Expansion User Station

The ES-4000A from Bosch is a 4-channel, full-duplexing wired intercom user station. Up to 4 units may be connected to the US-2002 user station for a total of 16 additional channels. The ES-4000A offers backlit function keys, speaker outputs, standard XLR or DB9 program inputs, and overload and short-circuit protection and fault indication. The ES-4000A features Clear-Com compatibility for integration with existing systems, flexible self-contained or in-line powering options, tabletop or rackmount use, and professional, rugged construction.

Features

• Multi-Channel User wired expansion Intercom Station with full duplexing and call capability
• Separate channel outputs on D-sub connector with, separate program level trims
• Backlit Listen, Call and Talk keys for each channel
• Expansion output for connection to additional units, up to 16 additional channels supported
• Red, flashing Incoming Call light indications with selectable beep tone
• Mic Kill Key turns off all microphones on channel for quick channel clearance
• Separate Program Input for each channel allows connection to line level audio sources for headset or speaker monitoring or routing to intercom channel; assignable interrupt for to-channel audio while speaking on channel
• Intercom Channel unbalanced operation mode for Clear-Com compatibility; dedicated Balanced/Unbalanced operation mode switch
• Adjustable side tone