Watch Clock Restaurant Wireless Calling Paging System

Product DescriptionWatch Clock Restaurant Wireless Calling Paging SystemPackage included:1 x Watch Pager Receiver10 x Table Call ButtonWireless Calling System is widely used in service area. It consist of table service call button for guest use and signal receiver for waiter or waitress use. When the guest need any service, they just press the button on the table, this desk number will show on the RECEIVER with alert music or sound. So the waiter could offer service very timely.    Specification of wrist watch K-300PLUS: 1. Can work with 500pcs multi-key transmitter in max2. Can show 3 group call number in one time3. Show 4-digit number from 0001-9999 and first alphabet can be A-Z4. 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 number6. Can track the history calling info by up and down7. Show current time when stand-by8. 3 reminder ways: sound prompt and vibration or both9. Battery is rechargeable: 3.7V Lithuim battery10.Dimension: 50*51*16mm11.Color: Silver, blue, green, red, black12. Output: DC5V--1A   Specification of call bell button K-O4:4 key: Call; Bill; Drinkl; CancelSignal Distance: 100m in open areaMaterial: PC and waterproof siliconeDimension: 60*60*22mm100% waterproofWith a 12V 23A batteryDetailed Photos         /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1