Retevis RT22/RT24/RT40 business license free walkie-talkie

Retevis RT22/RT24/RT40 business license free walkie-talkie   RT22/RT24/RT40: this three model is retevis’s the only business license free walkie-talkie.   1.The common point of RT22/RT24/RT40 Small and handiness, Easy to operation, license free walkie-talkie.   2.The difference of RT22/RT24/RT40 business license free walkie-talkie (1). Type of Radio RT22: Analog radio RT24: Analog Radio RT40: Analog &…