(RX ENC) RX Noise Cancellation Function on #RA89 Improve Talking Quality #hamradio #рация #retevis

Функция улучшения качества речи Retevis RA89 #рация #связь #hamradio Sincere thanks to our friend “OKHamRadio“ for providing such this great video. Original video link : Click here for more details about RA89: #retevis #радиостанция #радио #ra89 #retevisra89 #walkietalkie #hamradio #noisereduction #ip68waterproof