ZJ-49EN Wireless Calling System 999-channel keyboard calling button
The wireless calling transmitter can send 999 different signals by combination from digit 0 ~9. It adopts the latest RF technology and digital identification technology, which makes the products stable and high performance, as well make the system very easy to know which one is in need of service.
The wireless calling system is widely used in restaurants, hospitals, cafes, super markets, bars, KTV, banks, factories etc. to improve work efficiency.
Working frequency: 315MHz/433.92MHz
Working voltage: DC5~9V (power adapter)
Working current: ≤ 75mA±5mA
Encoding mode: learning code
Working temperature: -10℃~+50℃
Product size: 140 × 100 × 25mm