Features: 1.Perfect Configured: 400?470MHz frequency range, support 16 channels, 3W low power design, support F3E FM, barrier free call reaches 1?5 km. 2.Battery: Built in 5800mAh large capacity lithium battery, and support USB charging, once charge ensure long battery life, reduce charging troubles. 3.Powerful: Anti magnetic speaker, effectively eliminating the interference of impurities surrounding, intelligent chip voice encryption, more secure intercom. 4.Lightweight: The walkie talkie is compact and thin, easy to hold, lightweight design is convenient to put into the pocket, more convenient to use. 5.Application: AC 100?240V plug specification, suitable for property security, construction sites, restaurants, hotels, shopping malls and other environments. Specification: Item Type: Two Way Radio_x000D_ Material: ABS_x000D_ Frequency Range: 400-470MHz_x000D_ Memory Channels: 16 channels_x000D_ Transmission Power: 3W_x000D_ Modulation Mode: frequency modulation (F3E)_x000D_ Battery Capacity: 5800mAh lithium batteryx1 (included)_x000D_ Calling Distance: 1-5 km/3280-16404ft barrier free_x000D_ Plug Specification: AC100-240V PackageList: 1 x_x000D_ _x000D_ TwoWayRadio 1 x Battery 1 x Back Clip 1 x USB Cable 1 x Power Adapter