The IER-2 Call Extension Speaker from Aiphone is used for hearing a chime tone from the master or sub station in a remote location. The chime tone from the IER-2 Speaker is the same as that of the intercom. This speaker is equipped with a 3-position (high, medium, low) volume control switch.
- Announces a call tone (no communication)
- One speaker for the master or sub station
- 3-position (high, medium, low) volume control switch
- Can be surface mounted on a wall using a single-gang box
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