The different of Retevis RT21 and RT7

The different of Retevis RT21 and RT7 RT21 and RT7 all is the simple, easy to operate, functions streamlined commercial use of walkie-talkie. Let’s we check the RT21 and RT7 Features: RT21 1.Professional analog two way radio, it has better quality & hand feeling and more powerful functions than H777. 2. One meter free fall, two…

Retevis RT40 walkie-talkie is coming

Retevis RT40 walkie-talkie is coming Now let’s check RT40 walkie talkie’s features together.   1. The RT40 walkie-talkie introduction: RT40 walkie-talkie is one kind of licence-free which is for meet the European and North American markets requirement, then we developed the RT40 walkie-talkie. RT40 radio is one DMR digital radio, meet the DMR Tier I…