Round Call Button With Big Key YK500-1

Beijing Yinhe Jinyuan STD Co.Ltd is one of the leading China round call button with big key yk500-1 manufacturers, welcome to wholesale cheap RoHS, CE and FCC round call button with big key yk500-1 from our factory.

Round Call Button With Big Key YK500-1

Detailed instruction

This is 500 meters transmitter. It works with 99 channel receivers, which have learning code and fixed code two different models. This kind of transmitter can be put on the table or stick on the wall. When the customers need service, he/she just press the button, the receiver will receive a RF signal and know which table or room needs service.

Wireless Calling System is a kind of electronic product providing calling service. It uses latest RF technology which includes software and hardware. No need wiring, it is widely used in restaurant, cafe, bar, KTV, club, shop, hospital and so on.

Technical Data

Working voltage: DC4.5V (AAA×3)

Working frequency: 433.92MHz

Working current: Power saving mode: =28mA±5mA

Encoded mode: learning code

Transmitting distance: 500m (in the opea area) 

Modulation Method: Amplitude modulation (OOK)

Working temperature: -10?~+50?

Color: gray 

Product size: 68×68×25mm

Menu card size: optional