- 999 channels wireless calling receiver display
- 2017-12-07 15:55
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Model Number: ZJ-49
Brand Name: CallingSYS
Key Specifications/Special Features:
Receiver server use RF wireless and learning code technology, can pair up to 999 wireless calling transmitter and 1 management remote controller and the receiver h...
- 2-button ultra-thin waterproof wireless call button
- 2017-08-31 03:28
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Model Number: SYT200-2
Brand Name: CallingSYS
Key Specifications/Special Features:
The wireless calling transmitter adopts the latest RF technology and digital identification technology, which makes the products stable and high performance, as...
