Answering A Call From The Etp-120 At The Remote Side; Auxiliary Output Operation - Talk-a-Phone ETP-120 Series Installation & Operation Manual

Answering a Call from the ETP-120 at the Remote Side

1. The telephone at the remote side (answering point or receiving end) will ring.
2. The attendant should answer and speak—two-way communication has now been established with
the unit.
3. To terminate the call, press the # key on the remote side telephone or hang up the handset.

Auxiliary Output Operation

The ETP-120 Series is optionally available in a configuration that provides one (1) Auxiliary
Output (only models numbers with the X designator). The Auxiliary Output allows for triggering
external devices or systems, such as activating a siren or strobe light, triggering a camera to
pan/tile/record, opening a door, etc.
This Auxiliary Output provides a dry contact closure when the unit goes off-hook.
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ETP-120 Series Phone
Installation & Operation Manual
Rev. 7/2/2021