Feature:1. Special Function: 1.6in/4.06cm screen, with channel number, frequency, channel frequency, channel name display, and flashlight lighting function.2. Specification: Frequency range 136174 MHZ UHF and 400520MHz VHF, with dual frequency, and dual display screen, dual standby.3. Charging: The two radios can be charged directly by using the USB charging cable, and a charging cradle is provided for a firmer placement.4. Calling: Up to 60 storage channels for programming frequencies and various other data, VOX sound activation, no need to press the PTT key to call.5. Special Function: Menu item keypad digital can be directly selected, receive frequency can be entered manually, SOS emergency calling, and digital FM radio receive 65108MHz frequency.Specification:Item Type: Two Way RadioMaterial: ABSPower: 5WFrequency Range UHF: 400-520MHz VHF: 136-174MHZChannel Capacity: 199Channel Spacing: 25/12.5kHz/20KInput Voltage: 7.4 VDC 10%Battery: 4000mAh lithium battery x 1 (equipped)Battery Life (5-5-90, high power emission): About 14 HoursCurrent Standby: 45mACurrent Accepts: 350 mACurrent Transmits: 1.8 A at high power and 650 mA at low powerFrequency Stability: 2.5ppmWorking Temperature -30-60CAntenna Impedance: 50Transmit Output Power Mode: High power and low powerModulation: 16K0F3E at 25KHZ, 11K0F3E at 12.5KHzSpurious Emissions -36dBm<1GHz, -30dBm>1GHzFM Signal to Noise Ratio: 45dB at 25KHz, 40dB at 12.5KHzAudio Distortion: 5%Modulation Limits: 5.0KHz at 25 KHz, 2.5KHz at 12.5KHzAdjacent Channel Power: 70dB at 25KHz, 60dB at 12.5KHz Z)Audio Response: (300-3000Hz) +1-3dBReceive Sensitivity: 0.25uV (12dB SINAD)Adjacent Channel Selectivity: 60dB at 25KHz, 55dB at 12.5KHzIntermodulation Immunity: 60dB at 25KHz, 55dB at 12.5KHz Conducted Spurious Emission: -57dB at 25KHz -57dB at 12.5KHzFM Signal to Noise Ratio: 45dB at 25KHz, 40dB at 12.5KHzThe Audio Output Power: 1W at 16ohmsAudio Distortion: 5%Audio Response: (300-3000Hz) +1 to -3dB.Package List:1 x Two Way Radio1 x Battery1 x Antenna1 x Clip1 x Hand Rope2 x Screw1 x Charging Bracket