433 мГц 4 канала смотреть приемник беспроводной пейджер ресторан вызова системы для официанта больницы медсестра F4411A

433 мГц 4 канала смотреть приемник беспроводной пейджер ресторан вызова системы для официанта больницы медсестра F4411A


Сохранить : US$5.9

Изначальная цена : US $24.60
Descuento : 24%
Store name : Hongkong Retevis Store
product score : 5.0
Последняя цена : US $18.70
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433MHz 4 Channel Watch Receiver Wireless Pager Restaurant Calling System for Waiter Hospital Nurse Call F4411A

If you need call button ,check this link:

The watch wireless calling system is used for old people or hospital offering calling service. When someone needs service, just press the CALL button, the receiver will receive the service calling and get to provide service as soon as possible.


  1. Wrist watch design, easy to use
  2. RF wireless technology, no need wiring
  3. Learning code to pair freely
  4. Prompt mode: Vibration / Buzzer / Vibration + Buzzer
  5. Built-in rechargeable battery
  6. Low power indication
  7. There are 4 channels in maximum, each channel can pair up to 5 transmitters


  1. Working frequency: 433MHz
  2. Sensitivity: -108dBm
  3. With transmitter quantity: 20 pcs
  4. Decoding mode: learning code
  5. Power: built-in 500mA rechargeable lithium battery
  6. Adapter: Input: AC 100-240V 50/60Hz, Output: DC 5V/1A
  7. Working temperature: -20°C to 55°C
  8. Size: 60 x 30 x 16mm / 2.3 x 1.1 x 0.6 in
  9. Weight: 46g / 0.1lb

Note: This is a wireless receiver only. Transmitter button is not included. There are many different wireless transmitters in our store, so you can build a simple calling system

Package Include:

  • 1 x Watch Receiver
  • 1 x Power adaptor
  • 1 x USB cable
  • 1 x English manual
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