RF Power Output: High /Medium /Low Power Switchable, Programmable professional ham Radio Supports Keyboard or PC programming (for Outdoor /Home /Workplace use, etc.).Power Source: Rechargeable 2100 mAh Li-ion Battery, Supports 12-20 Hours continual use, car charger adapter included. The package has 1 radio with 2 batteries along with accessories..Frequency Range: VHF: 150-174 MHz(Rx/Tx). UHF: 400-480 MHz(Rx/Tx), 128 channel memory, fully in compliance with the FCC part 15B and part 90 regulations, you may need to apply for a radio license to use this device..Wide Compatibility: The Greaval UV5R Dual-band ham radio covers the most commonly used frequency range, compatible with many other radios such as the BF-F8HP/UV 82HP, etc. Bit-Trading is authorized by Baofeng officially through Amazon's Brand Registry. The Greaval UV5R is made by Baofeng on behalf of our trademark and compatible with other UV-5R models..Complete Set: Package contains a full set of accessories, no more worry about looking for compatible accessories. Best choice for your business. 30-day hassle-free return, 18-month warranty, hardware and tech-support provided.