Features: 1LONG TRANSMISSION DISTANCE: Restaurant pager system transmission distance is ultra long, guests can sit anywhere in the store, waiting for the pickup reminder to receive food. 2EXQUISITE WORKMANSHIP: 10 order buzzers using imported processing chipset, noise reduction coding and decoding circuit, fast heat dissipation, strong stability. 3FAST HEAT DISSIPATION: Restaurant pager mainframe external antenna wall reception distance of 50?100m / 164?328ft, open area working distance of about 800m (3280ft). 4LONG RECEIVING DISTANCE: Learning code registration mode, online lookup, vibration, sound, light flashing, can be switched at will prompt, the maximum support for 999 square disk. 5LEARNING CODE REGISTRATION MODE: Restaurant waiting buzzers are made of ABS engineering plastic, exquisite workmanship, durable and fall resistant, long service life. 6APPLICABLE PLACES: 10 guest pagers built in rechargeable lithium battery, low battery indicator, charging indicator. Suitable for restaurants, bars, cafes and other places that need queuing. Package included: 1 x Power Adapter 1 x Transmitter 10 x Receiver 1 x Instruction Manual 1 x Charging Base