Wireless Waiter Calling System 1 Watch Receiver & 5 Call Buttons | Restaurant Paging System, Call Waiter, Waterproof Mobile Receiver, For Bank/Restaurant/Cafe/Hospital/Factory/Office

Waterproof IP65 Mobile Watch Receiver: Features a waterproof design that can be submerged in 3.3 ft ( 1.0 m) deep water for over 30 minutes and continue operating correctly. Contains calendar, clock, and alarm clock functions with a rechargeable battery providing around 5 days of standby time.
Fast Delete Function: Can erase one registered number or all registered numbers with a single key press.
Encryption and Display Features: Includes an encryption function to guard against information loss from accidental operations. The OLED screen delivers a thinner, lighter, and more flexible display with excellent anti-seismic and knock resistance.
Call Button Design: Features diffusion color dream light with high sensitivity launch capability and advanced touch button technology for consistent signal transmission.
Temperature and Humidity Resistance: Operates dependably through temperature and humidity variations, offering security, stability, and reliable performance in different environments.
Large Capacity System: The watch receiver can store up to 500 pagers with a scrolling number display, vibration-only alert mode, and customizable calling numbers using English letters or digits (0-9, A-Z).
Extended Call Distance: Call buttons provide a signal transmission range of 130-200ft indoors and up to 1600ft in open-air settings, ensuring dependable communication across large service areas