999 Channel Wireless Keyboard Call Button Transmitter for display screen calling Paging Queuing System

Henan Eshow Electronic Commerce Co., Ltd.
Trading Company (Gold Supplier)
Shop Opened    8 Years
Star Level:0
Product Price : USD 20.90~22.90
Min Order : 10 Pieces
Place of Origin: China
Brand Name: Retekess
Model Number: F4410D
RF frequency: 433.92MHz
Modulation Mode: ASK (AM)
Working chip: learning code
Power of adapter: AC 100-240V 50/60Hz
Working current: ≤75mA
Emission Distance: 500 meters (open area)
keys: Keyboard
Size: 135 x 93 x 25mm
Product Description


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.

Packaging & Shipping

l1 x Keyboard transmitter

l1 x Adapter

l1 x English manual