The Telex EMS-4001 is a professional 4-channel wired intercom expansion Master station with a 2.0-amp system power supply, and companion to the Telex MS-2002 main station. The unit is equipped with dedicated rear panel channel program inputs, dedicated back-lit function buttons, separate speaker controls, selectable voice activation controls, and outputs for connection to another expansion station.
4-channel expansion Main Station with 2-amp system power supply in single unit
Built-in speaker monitoring with separate speaker volume control
Instantaneous Auto-Reset monitors line faults, automatically re-powers individual channels when fault is removed
Expansion output to another EMS-4001 for additional system channels
Dedicated program inputs for each expansion channel with full routing, monitoring and interrupt capability
Back lit keys for improved visibility in low or poor lighting environments
Incoming, flashing Call Light indicators with assignable beep tone
Mic Kill key turns off all microphones on channel, clears channel
Separate line level audio source connection for monitoring or intercom channel routing with assignable channel interrupt when operator is speaking
Stereo monitoring available with connectors to powered speakers for independent
left/right listening to Channels 1-4
Universal 100-240 Volt power supply