The wireless transmitter keyboard can send 999 different signals by combination for digit 0-9. For restaurant use, while the customer places an order, he(she) will be dispatched a number, when the order is ready, press the keypad to call the number, the host will display and clear readout the number, that's greatly improve the efficiency of the customer service. So it is widely used in fast food restaurant, food court, bank, clinic, church, cafe, hospital, bar and auto shop or other queue occasions to improve work efficiency.
1. RF frequency: 433.92MHz
2. Modulation Mode: ASK (AM)
3. Working chip: learning code
4. Adapter: Input: AC 100-240V 50/60Hz, Output: DC 9V/1A
5. Working current: ≤75mA
6. Emission Distance: 500m (open area)
7. Working temperature: -10°C to 50°C
8. Size:135 x 93 x 25mm / 5.3 x 3.6 x 1 in
9. Weight: 143g / 0.3lb
Note: This keyboard transmitter adopts learning code chip, it must be used with the receiver in our store.
l1 x Keyboard transmitter
l1 x Adapter
l1 x English manual