iradio I-777 two way radios

iradio I-777 walkie talkie,two way radios,Transciver Technical specifications: 5 WWith FM radio Built-in 50 CTCSS and 104 DCS, end-tone elimination Flashlight Two way radios Technical specifications: Frequency range: 400-470 MHzChannel capacity: 16 Operating voltage: 3.6V Li-ion Working temperature: -20 to +60°C Frequency stability: ± 2.5ppm Dimensions (without antenna): 55 x 105 x 35mm Transmitter: RF power output: Low: 1W High: 5WModulation type: F3E Stray radiation: >60dB .Adjacent channel power: >55/65dB Maximum frequency deviation: ± 5kHz Audio distortion: <=5% Modulation character: ± 3dBReceiver: Sensitivity (12dB SINAD): 0.2μV Adjacent channel selectivity: >=60dB Noise respond: >=60dB Audio power output: 500mW Audio distortion: <=5% Standby current: ≥25mA. I-700 two way radio I-700 battery I-700radiopackage