BaoFeng 2 Pack Uv-5Rtp Tri-Power 8/4/1W Two-Way Radio Transceiver (Uv-5R Upgraded Version with Tri-Power), Dual Band 136-174/400-520MHz True 8W High Power + 1 Programming Cable + 2 Remote Speakers FCC Part 15B & Part 97 Certified (ID: 2AJGM-UV5R); High/ Mid/Low Power (8W/4W/1W). Frequency Range: VHF: 136-174MHz (RX/TX), UHF: 400-520MHz (RX/TX), 65-108MHz (Only commercial FM radio reception) Rugged frame, hard material and exquisite screen support long-time outdoor using. All kits included: comes with 2 pack of earpiece, speaker, 1800mAh battery, high gain antenna, wrist strap, desktop charger as well we 1 programming cable. To get the test review video, please check the link: s3.amazonaws.com/sanatop/EB/EB0E09IL/UV-5RTP+Test+Review.txt Frequency Range: 65-108MHz (FM Receive only), 136-174MHz and 400-520MHz (TX/RX) Power: 7W Channel: 128 Channel Step: 2.5/5/6.25/10/12.5/25KHz Operating Voltage: DC 7.4V Frequency Stability:   2.5ppm Antenna: High gain Dual-Band Antenna Antenna Impedance: 50 Stand by 6 Days Typical use 1-2 Days Continuous use 2-3 Hours Low Battery Alert Use it when you&#039;re Hiking, Outdoor/Glacier Adventure, Fishing, Rock Climbing. Perfect for Security, Police, Hotel, Construction Site, Airport Press the Menu button, type &#039;40&#039;, and then the radio will be reset. Please use the Baofeng official software (Not CHIRP) for programming. It has the page under &#034;other&#034; simply checking the box that says &#034;allow more than 480 MHZ transmit&#034; Chang the frequency range from 400-520 MHZ Click write to radio 2 x BaoFeng UV-5RTP 2 x 7.4V 1800mAh Li-ion Battery Pack 2 x Antenna 2 x Earphone Mic/Headset 2 x Belt Clip 2 x Hand Strap 2 x Manual 2 x Adapter 2 x Desktop Charger 2x Speaker Mic 1x Programming Cable