When customer need order food, he just need to press the button on the table. The table No. will show on the screen of watch wrist K-300plus. Then waiter will know who's calling. Then he go to this table and write down what’s they need. Waiter will take order to kitchen. When order is ready; kitchen(chef) will put number from K-999 device. Then order No. will show on the watch wirst pager of waiter. Then waiter will know which’s table’s food is ready and go to pick up the food and take it to guest.

Specification of keypad transmitter K-999:

1. With high strength ABS material cover
2. Using digital code technology and the function is steady
3. It can call 999 persons
4. With power on/off function
5. With Clear and Next function
6. Default first number is for counter number (0-9 and A-E) and last 3-digit
    number for customer number (001-999)

Technical parameters:
Signal Range: >200M in open area
Working voltage: DC7.5-12V
Working current: <20mA
Dimension:160*118*60mm

Specification of wrist pager receiver K-300plus:

1. Can work with 500pcs multi-key transmitter in max
2. Can show 3 group call number in one time
3. Show 4-digit number from 0001-9999 and first alphabet can be A-Z
4. Can indicate different service type via words or alphabet.
    ( call; bill; drink; dessert; help etc and A-Z)
5. Can record when the call come in and count the call times of each number
6. Can track the history calling info by up and down
7. Show current time when stand-by
8. 3 reminder ways: sound prompt and vibration or both
9. Battery is rechargeable: 3.7V Lithuim battery
10.Dimension: 50*51*16mm
11.Color: Silver, blue, green, red, black
12. Output: DC5V--1A
This model have waterproof type, please contact us if you need this function.