wireless system, one master machine can maxmum control 99 user stations.
Brief Introduction of KB838S
Master Machine:
1. Big 4inch digital display panel
2. could display 3 call numbers, and memory 5 call numbers
3. one master machine can maximum control 99 user stations
4. using Moving Communication SAW DEVICE core components to keep the signal stablity.
5. the time of calling numbers stayed on master machine could be adjusted as 5 seconds, 10 seconds, 15 seconds and 20 seconds.
Wireless User Machine:
It is Round shape, and could be installed on wall or chair, adapts to button batteries.
Signal Transmitter:
Strengthen the wirless signal and one transmitter add, the transmitter distance increase one time.
Power supply: AC220V
Technical specification:
THE TRANSMITTER distance up tp 100-150m
working Freguency: 300Mhz
Working ways: continuous
User machine Power supply: DC1.5V, button batteries
Master machine power dissipation: <5w
Restaurant and Nurse Call System
