... 6.Call service -- in Hotel,Motel,Restaurant,Dining hall ,KTV,SPA,GYM,Coffee bar,Shop, Factory etc with few staff ... Payment: T/T .Western union .Paypal.EscrowWarranty:12 MonthsFAQApplicationsWireless calling system can be used in restaurants, hotels, hospitals, tea house, ... table3. Signal repeater (optional), enhance the signalHow does the system works?1. After your customer gets seated the waiter ...