Walkie Talkie 2-Way 16CH Radios

Features: 50 CTCSS/105 CDCSS VOX Function Voice Prompt PC Programming Emergency Alarm Intelligent Charging Battery Save Low Voltage Alert Time-out Timer Torch Light   Specification: General Specifications Frequency Range: UHF 400-470MHz Channel Capacity: 16 Channel Spacing: 25KHz Operated Voltage: 3.7 V Battery: 1500MAh Li-ion Battery Life (5-5-90 duty cycle): About 8 hours Frequency Stability: ±2.5ppm Operated Temperature: -30°c-+60°c Antenna Impedance: 50Ω Dimensions (L×W×H) (with battery, without antenna): 115×60×33mm Weight (with battery/antenna): 198g / 170 g Communication Range: about 6km Transmitter - RF Power Output 3W    - Modulation F3E    - Spurious Emission ≤65dB    - FM Noise ≤-45dB(W) ≤-40dB (N)    - Audio Distortion ≤5%    - Transmitting Current ≤1.3A Receiver - Sensitivity (12dB SINAD) ≤0.20 uV     - Selectivity 55dB/50dB     - Intermodulation ≥65dB     - Adjacent Channel Selectivity ≥60dB     - Spurious Response ≥60dB     - FM Noise 45dB/40d