20 Button Talkback Intercom Advanced, Rackmount

-20 illuminated key-cap Talk buttons plus Listen & Page buttons.
-Phone button for remote dialling and control of an external telephone hybrid.
-Page button and Group Talk facilities.
-Callback button with callback source display.
-Three user definable buttons.
-Speaker & microphone mute buttons.
-Mic & headset inputs (front & rear panel headset connection), headphone & speaker outputs.

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