Product Features
Wireless communication
Big LED display screen with 4 digits
Double sides one group display
Can operate by the remote control
Service type and color can be setting
Red or green color display for different signal
Call signal in green display; emergency signal in red display
Adjustable calling records display cycle time
Level 0~20 adjustable volume
Wall-mounted installation
Number/music/siren multiple prompt mode
Supporting 500pcs call transmitters at max
SPECIFICATION
Working frequency | 433.92MHz |
Modulation | ASK |
Capacity of transmitters | 500PCS |
Wireless range | 200m in open space |
Working voltage | DC12V/2A |
Working temperature | -10℃~+50℃ |
Product weight | 3kg |