Features: 1) LCD display 2) Keypad backlight 3) Manual programming 4) 100semiduplex channels 5) Automatic scan 6) Automatic power save mode 7) Keypad locked Specifications:GeneralFrequency rangeVHF:140-170MHzUHF:400-470MHz 20MHz usable bandwidthChannels100channelsChannel spacing25KHzOperating temperature-20°C— +60°CAntenna impedance50ΩWorking voltage6VDC (±20%)Battery capacity700mAh(Li-ion)Frequency stability±5ppmDimension58(L)×31(W)×102(H)mmWeight193g(including battery pack)TransmitterPower output≤3WModulation mode16KF3EClutter&harmonic≤-36dBmFM noise≤-40dBAudio distortion≤5%Adjacent channel power≥65dBModulation limit≤5KHzReceiverSensitivity(at 12dB SINARD)≤0.165uVAdjacent channel selectivity≥60dBIntermodulation rejection≥60dBSpurious rejection≥60dBSignal to Noise Ratio≥45dBAudio output power0.5WAudio distortion≤5%