... CE certificate waiter caller restaurant waiter call Features: 1.water-proof 2.work ... house, coffee shops, health clubs, beauty salon, spa center, bars, swimming pool, beach, etc What are the ... 1. Wireless receiver, installed on the count 2. Call button, installed on each table3. Signal repeater (optional ... their table.2. When the customer presses the call button on their table, their table number ...