Wireless communication system for the waiter, call device for the wrist, 10 button sets, waiter relay system

Wireless waiter call system device, wrist call and 10 button groups, numbering system, waiter care system, wireless communication system widely used in many service areas. Consists of a table button for the guest and a signal receiver for the waiter. They can press the button on the table/wall when needing assistance, and the table number will appear on the receiver with music/sound. So the waiter can provide timely service. Device specifications: 1. Can work with a multi-key transmitter at most 2. Can display 3 call number groups at the same time 3. The 4-digit display can be made of soft material and the first alphabet 4. Different service types can be indicated through words or alphabet (call; bill; dessert; help; etc.; drink) 5. Arrival time of the call can be recorded and call times for each number can be calculated 6. Call history can be tracked via up or down 7. Displays the current time when ready 8. 3 reminder methods: immediate sound, vibration, or both 9. Rechargeable battery: lithium battery with voltage V 10. Dimensions: 50*51*16 11. Output: cube Call button specifications: 4 keys: call; shisha; cancel; signal distance: , in an open area Material: computer and waterproof silicone Dimensions: 60*60*22 Waterproof with 12V 23A battery