Features and functions

1. Hamburger style call button

2. 1 key/ 3 keys/ 4 keys optional

3. 3 keys function: Call/Pay/Cancel

4. 4 keys function: Call/Pay/Order/Cancel

Technical Parameter

1. Working frequency: 433.92MHz

2. Modulation: ASK

3. Working current: Power saving mode: ≤17mA±5mA

4. Working voltage: DC12V (23A12V×1)

5. Encoded mode: learning code

6. Working temperature: -10℃~+50℃

7. Product size: 66×62.5×24mm