Frequency Baofeng Uv 5r Digital Radio Call.

Please pay attention to that the item is the latest version of the uv-5r radio, whose frequency is 144-148/420-450mhz. you have to set the frequency among 144-148mhz/420-450mhz,or the radio will not transmit, while the radio can receive the right frequency. it means others do not hear your voice but you may hear others'.