Bosch Security Systems Inc. H226 Benutzerhandbuch
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REV-PH Controls and Connections:
1. Main Display – LCD.
2. Red low battery LED indicator
3. Power On/Off Switch
4. SET Control Button
5. Channel / Frequency Up Switch
6. Channel / Frequency Down Switch
7. Microphone Element
8. 9V Battery Compartment
9. Battery Cover – Screw Type