RETEVIS RB75 5W US Frequency 462.5500-467.7125MHz 30CHS GMRS Two Way Radio Handheld Walkie Talkie(Black)

1. The remote walkie-talkie allows you to communicate clearly at long distances 2. IP67 waterproof and dustproof two-way broadcast, it can resist various harsh environments; such as wetlands, deserts, forests, etc. 3. 4500mAh large-capacity lithium battery, it can work up to 12-14 hours, and the standby time of the tie can be up to 100 hours 4. The VOX function can directly recognize your voice, and use it with the earpiece to completely free your hands 5. You can use the channel knob to easily select the desired channel from the 30 gmrs channels 6. The high-gain antenna with voice chip DSP can clearly transmit your voice to your companions, giving you a smooth call experience 7. Function: TCSS/DCS, automatic power saving, time-out (TOT) function, scanning, squelch, monitoring, VOX, extension, programmable definition, etc. 8. Frequency range: 462.5500-467.7125MHZ 9. Channel number: 30CH 10. RF power: 5w 11. Channel space: 12.5KHz 12. Power supply voltage: 7.4 V DC 13. Battery capacity: 4500mAh 14. Charging interface: plug-in charging tray 15. Frequency stability: +/-2.5ppm 16. Antenna impedance: 50 ohms 17. Spurious emission: less than -36dBm 18. Receiving sensitivity: -121dBm 19. Adjacent channel selectivity: greater than or equal to 60dB 20. Signal-to-noise ratio: greater than 60dB 21. Rated audio distortion: less than 3% 22. Dimensions: 270x63x 39 mm 23. Weight: 322 grams (including battery, belt clip)