Retevis RT22 Two Way Radio Long Range Rechargeable,Portable 2 Way Radio, USB-C C
Manufacturer Retevis. Good compatibility; compatible with all FRS 16-channel radios from retevis; e.g. H-777; RT68 RT21 RT22S etc. RT22 is compatible with all retevis FRS 16-channel walkie talkies. The RT22 walkie-talkie supports "chirp".