Wireless Calling System - Table Button
Unify Technologies Co., Ltd. [China] 
Detailed Product Description
Wireless Calling System - UNIFY MY5016Table Button
Specifications:Working Voltage: DC9V-12V
Working Current: <35mA
Frequency: 315MHz ± 75K
Transmission power: <30mW
Dimension: 65*65*65 mm
Transimmion Distance: 800M in open area.
Four keys: service, order, checkout& cancellation.
