RETEVIS reliable walkie talkies with industrial grade As a global brand in the two way communication industry, Since 2010, RETEVIS begins R&D for RETEVIS two way radios. RETEVIS reliable walkie ...

Police also suggested changing the frequency of the walkie-talkies. “But the problem is that it’s set to one radio channel, so you can’t change the channel on it.” Police confirmed to the ...