1. Can work with 500pcs multi-key transmitter in max
2. Can show 1 group call number in one time
3. Show 3-digit number from 001-999 and alphabet can be A b C d E F
4. Can indicate different service type via words (CALL,BILL,DRINK )
5. Can track the history calling info by up and down
6. 3 reminder ways: sound prompt and vibration or both
7. Battery is rechargeable: 3.7V Lithium battery
8.Dimension: 50*51*16mm
9.Color:black
10. Output: DC5V--1A
Specification of K-DWR3 button:
1 key: Call
Signal Distance: 200M in open area
Material: PC
Dimension: 8.6*8.6*2cm
Color: white
wall-mounted installation
Have a RJ11 port to caonnect a additional key to call
The length of pull cord can be adjusted: 30cm (default),50cm,120cm
With a 12V 23A battery
Any language any logo is acceptable
Specification of K-3L light:
1. With 3 color: Red, Blue, Green
2. Different color for different service type
3. It can work with 30 transmitter in max.
4. With separate output power supply: DC5V
5. The prompting sound can be turned on/off
6. Dimension: 78*78*60mm
Complaint
