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Retekess Keyboard Transmitter Button 999 Channel For Wireless Calling System Restaurant Pager Cafe Clinic Church Queuing System
Specifications:
- Working temperature: -10°C ~ 50°C
- Transmission Distance: 80m (in open area)
- RF frequency: 433.92MHz
- Origin: CN(Origin)
- Modulation Mode: ASK (AM)
- Adapter: Input: AC 100-240V 50/60Hz Output: DC 9V/1A
- Model Number: calling system
- Brand Name: retekess
- Free shipping
- Free returns*
- Low prices
- 5 million products