SINGCALL Wireless Calling System Waiter Service System, for Bank Restaurant Cafe Restaurant Hospital Factory Office, 5 Buttons 1 Waterproof Watch

* If need more watch receiver or pager, please search B01N1RQT6E or B00EC57NZY on Amazon. APE6900: 01. Waterproof. (It can be put into 3.3ft (1.0m) deep water, then it still can work for more than 30 minutes.) 02. Has calendar, clock and alarm clock function. Rechargeable battery, super standby time (about 5 days). * 03. With fast delete function, it can delete one registered number or all registered numbers with only one key. 04. Can download the registration information by charged software, makes the registration easier. * 05. With encryption function, avoiding the information lost by mistake operation. 06. OLED screen, thinner, lighter and more flexible anti-seismic and knock. * APE700: 01. Diffusion color dream light 02. Launch of high sensitivity, superior touch buttons * 3. The functions of temperature, humidity change resistance, with security, stability, reliability.