wireless restaurant paging system

only include master machine(watch type pager reveiver) and user call button, could transmit 300m, stable signal, easy operation

Brief Introduction

1. Basic function

a. the system includes user call button and pager receiver, mainly used  in hospital, welfare, restaurant etc.

b. the pager receivers could be taken by nurse or waiter, once there is calling, will be indicated by vibrate and could display 4 calling numbers

2. Advantages of this system

a. LCD screen, display 4 numbers when calling. That is calling number could be 0001 to 9999. also each number could be set by yourself from 0 to 9 or -.

b. the pager receiver will vibrate when calling happen, clock function when no calling. After service, the calling number could be deleted, also could set different group numbers and used in different service zone.

c. 1 watch type pager receiver can maximum control 4096 user buttons and transmit distance is 300 meters.

d. standby time is up to 120 hours 1 time and could work 72 hours continuously.

e. low power consumption and long life battery.

3. Wireless master machine parameters (watch receiver)

a. Longest transmit distance: 800 m (visible)

b. Frequency: 315MHz or 433MHz

c. Calling number capacity: 10

d. Power supply: 650mAh 3.7V Polymer lithium ion battery

e. Working methods: temperature: 0~40°C relative humidity: ≤80% 

f. Size: 259 L×53W×17Hmm (with watchband)

g. Code system: fixed code, learning code

4. User button technical parameters

a. Valid calling distance 1000m

b. Calling angle 0-360 degrees

c. Battery DC9V/250mA

d. Antenna impedance 50Ω

e. Transmit frequency 315MHz or 433MHz

5. System components

1.1 Calling button (user machine)

 

1.2 Watch Type Pager Receiver (master machine)

wireless restaurant paging system