Military UHF Two Way Radio Range Test TXQ G63 Good call quality, stable and reliable quality, the use of longer. Retevis rt68 frs walkie talkies 1200mah two way radios for security&earpiece(10) the radio is suitable for warehouses, docks, construction sites, tourism, hotels, logistics, factories, schools, supermarkets, security, camping, skiing, weddings, etc.