commax product in malaysia, MULTI BUTTON AUDIO UNIT supplier, MULTI BUTTON AUDIO UNIT near me
Detail:
- Slave panel
- DR-4US/6US/8US/10US/12US
- 4/6/8/10/12 buttons
- Material: Aluminum
- LED light
- House call and talk
- DC 12V
Soecification:
- Power source DC 12V
- Data Transmission 3 wire in common +1
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