Wofeng 888S Wireless Handheld Device The carton contains the following:- 1- 2 devices 2- 2 antennas 3- 2 charger bases 4- 2 device clips 5- 2 batteries 1500 mAh Type-C (Device Features) 1- 16 programmable channels 2- Flashlight 3- Useful for camps, restaurants, cafes, and serviced apartments 4- You can link a number of devices of the same model 5- Range from 1 km to 4 km