Widely used in various occasions: wireless calling system applied to restaurant, cafes, tea house, nightclub, supermarkets, hotel, ect.
Note: Fully extend the antenna for the most optimal signal range. Install the wireless calling system on or near metal walls surface will affect the signal range significantly.

How this restaurant call button system works?
1-Customer press the call button when need service;
2-The calling number will show on the number screen accompany with broadcast voice;
3-The waiter will walk towards them.
4-Then press the CANCEL key after finishing service.

K-4-C Display Receiver Specification:
1.With high strength ABS plastic shell.
2.Can show 3 numbers at the same time.
3.Show 3-digit number 001-999, work with 999 call buttons in max.
4.Touch screen: UP/DOWN key can adjust the volume directly.
5.Broadcast voice: Number xxx CALL(Default, but can modify)
6.Display panel can be wall mounted or place on table top.
7.Plug 3.5mm audio cable into external speaker port for higher volume;
8.Dimension: 29*15.5*4cm/11.4*6.1*1.6in
9.Output: DC12V

K-Y3 Wireless Call Button Specification:
1.3-key: CALL/BILL/CANCEL;
2.Signal distance: 150M/500ft in open area;
3.Material: ABS and waterproof silicone;
4.With 12V 23A Alkaline battery;
5.Have a indicator light when pressing
6.Dimension: 6*6*2cm/2.4*2.4*0.8in;
7.Color: Black-Red;

Wireless Calling System Set Included:
1 x K-4-C Displays;
10 x K-Y3 call button;
10 x Double sided tape;
1 x Opener to change battery;
1 x User manual;
Packing box: 37*26.5*6.2cm