ET 811A - Supports 16 kHz and OpenDuplex®

2-wire DSP intercom module supplied as a build-in kit for building of digital master stations, with large, illuminated graphic display for caller identification and message indication. Includes full keypad, loudspeaker and microphone. Connection possibility for headset, headphones or gooseneck microphone, one input for floating contacts, one open collector output, possibility for later installation of a relay.
Typical applications: Mounting in control panels / desks.
Electret microphone; Power supply via central (optional: external fl oating supply for greater line length); built-in Class „D“ amplifier with 2.5 W (1.5 W output power with supplied loudspeaker resp. 2.5 W with 4 Ohm loudspeaker); 8 Ohm loudspeaker with special membrane type for optimal sound quality; connection possibility for external loudspeaker.
Main print: W 79 mm, H 173 mm, D 18 mm
Loudspeaker print: W 58 mm, H 83 mm, D 35 mm
Weight: 450 g
Connection cable: 150 mm

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DS ET 811A

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