Description
NEW Professional Walkie Talkie Waterproof BAOFENG BF-A58 With SOS FM Radio Station Ham Radio Two Way Transceiver Key Feature 1) IP57 waterproof and dustproof (Not diving) 2) Relay Forwarding Confirmed (1750 HZ) 3) Dual Band, Dual Display and Dual Standby 4) High &Low Power Switchover 5) Battery Saving 6) VOX Function 7) Wide/Narrow Band Selection 8) Auto-Back Light 9) Dual Band Standby 10) Time-out Timer (TOT) 11) 50 CTCSS and 104 DCS Codes 12) Voice Prompt 13) ANI Code 14) PC or Manual Program 15) DTMF Code 16) PTT-ID 17) ATUO Keypad Lock 18) Busy Channel Lock Function 19) Low Battery Warning 20) Emergency Alarm 21) Priory Scanning Function 22) U/V Cross Band Dual Watch General Frequency Range VHF:136-174MHz UHF400-520MHz Channel Capacity 128 Channel Spacing 25KHz/12.5KHz Antenna Impedance 50Ω Microphone Impedance 600Ω Operating Voltage 7.4V DC±15% Frequency Stability ±2.5ppm Battery 1800mAh(Polymer Li-ion) Compatible With American Military Standard(Mil-STD-810C/D/E) Transmitter(EIA-RS 316B STANDARD) RF Power Output 5W Modulation Type FM Modulation Sensitivity <15µV Modulation Distortion ≤3% Max Freq Deviation <5KHz Occupied Bandwidth ≤16KHz Modulation Feature ±3dB Spurious Radiation ≤7.5μW Adjacent Channel Power ≤-65dB Receiver Sensitivity(12db SINAD) ≤0.15μ(12dB S/N) Squelch Sensitivity ≤0.1μV Audio Power output 1W/16Ω Audio Respond -6 Operation Bandwidth >5KHz Co-channel Rejection ≥-8dB Blocking ≥85dB Adjacent Channel Selectivity ≥65dB Standby Current 60mA,15mA Spurious Rejection ≥60dB Intermodulation Resistance ≥60dB