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999 channels wireless calling receiver display
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... |
2017-12-07 |
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2-button ultra-thin waterproof wireless call button
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... |
2017-08-31 |
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