Features
Wireless Call Bell
Send call signals without wires
Compatible with all main units
Work with GDH100, GDH400, GDH500, GDH300
Long Life of Battery
One year 50 calls in a day
Benefits
Easy to be placed on the table
Someone who needs to be serviced could press the button to get attendant
Maintenance Free
Enhanced designed for durability
Built in Antenna
Single circuit design
Usability
Multi-colored
Specifications
Physical Dimension
6(D)*28(H) (mm)
Weight
36.5g (With battery)
Control
Single call button
Output Power
10mW
Frequency Band
315MHz
Modulations
ASK (AM)
Transmission Range
300m free field
Power Supply
23A 12-volt battery (inner)
Battery life
1 year (50 calls in a day)
Operating Rang
Temperature Rang:-10℃ to 50 ℃ for 1 hour
Humidity Range: 95% relative humidity for 4 hours