Share: Title:How to switch the VOX function of Retevis RT28 walkie talkie? Duration: 0:31 Plays: 3.5K views Published: 3 years ago Download MP3 Download MP4 Simillar Videos ▶️ 1:54 Retevis Rt649 Waterproof Walkie-talkie | Questions & Answer | Communication Range | Volume Control 3.5K views • 1 year ago ▶️ 1:20 Retevis Rt19 Business Walkie Talkie Programming Guide | Frequency Setting 3.5K views • 1 year ago ▶️ 3:15 Retevis Rt45 Q&a | Usual Questions Answers | Operate Guide |find Your Issues Here 3.5K views • 1 year ago ▶️ 2:59 Retevis Rt22s Programming Guide | How To Communicate With Rt22 | Frequency Setting | Business Radio 3.5K views • 1 year ago ▶️ 6:25 Retevis Rt81 Dmr Programming Software Tutorial 3.5K views • 3 years ago