Baofeng UVF10 Walkie Talkie Professional 8000mah 5km-20km Range Waterproof Specifications: Material: Plastic Color: Black Size: 116* 60 *37mm  Frequency-range:136-174 / 400-520mhz Storage Channel: 128 Radio: FM65-108mhz Battery capacity: 8000mah Output-power: <18W Working voltage: 7.4v Antenna length: 21cm Maximum-Range: 5km-20km Features: Durable, Portable, Two-way Radio, For-Universal Features: - IP67 waterproof and dustproof (Not diving, Not soak). - Intelligent voice real-time encryption can prevent eavesdropping and modification during transmission, avoid information leakage and further improve the security of call. - With high LED definition display, the screen exquisite clarity. - Widely used in different area, including outdoor self-driving tour, property management, restaurant,security guard, etc. - Dual band two way radio with build-in 8000mAh li-ion battery power-supply. Package Included: 1 x Walkie Talkie BF-UVF10 1 X Antenna  1 X Li-ion battery pack 1 X Charger  1 X Belt clip 1 X The sling 1 X User's manual   Note: 1.Please allow 0.5-1 inch difference due to manual measurement. (1inch=2.54cm) 2.The color of the actual items may slightly different from the listing images due to different computer screen, thanks for your understanding.