From the Manufacturer
The PowerCom MHz UHF Radio headset combines comfort and high end electronics for a very effective, integrated 2-way radio headset. Headset comes pre-programmed to 22 channels (GMRS-FRS frequencies). Channels are re-programmable in addition to 38 analog privacy code subchannels (CTCSS). Up to 2 mile transmitting range. Includes rechargeable battery pack.