4
Connections
LED connection
or
alert tone (if required)
Confidence LED to confirm the system is powered
or
an alert tone for the attention of staff
Staff microphone
Customer/visitor microphone
Confidence LED (if required) for status alerts
and fault detection
Hearing loop aerial
Line in connection for
external audio source
Staff speaker
Customer/visitor speaker
Power input
connection
Use power supply
through ground
supply only
Summary of Contents for STS-K072
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