All call button has CE certificate wireless service call button without any installation, easy to operation

Call button is part of a calling system, it should work with a signal reciever.

 Features of GDT05Y

 Wireless call bell: send call signals without wires Compatible with following main units: Work with GDH100, GDH500 and GDH300 Long lifespan of battery: one year 50 calls in a dayEasy to be placed on tableMaintenance-freeEnhanced designed for durabilityMulti-colored case, menu cards or advertisements can be placed on itControl: five buttons--order,service,water,bill,cancel

Specification of GDT05Y 

Output power: 20mWFrequency band: 315MHzModulations: ASK (AM)Transmission range: 500 meters free fieldBattery: 9V 6F22 laminated cellBattery life: 1 year (50 calls in a day)Operating range: temperature range: -10 to 50°C for 1 hourHumidity range: 95% relative humidity for 4 hoursAntenna exteriorSingle circuit designPhysical dimensions: 67 x 28mmWeight: 250g (with battery and stand)

Other kind of table buttons

wireless service system table button for restaurant or hotel, cafe