RT21 walkie talkies

RT21 walkie talkies:Troubleshooting

RT21:One walkie talkie can not talk with others When we buy walkie-talkies, there are always some problems which cause one of the walkie-talkie can not work together with others(such as RT21).But how to check the problems to fix it?you can find the reasons from the following aspects:   Troubleshooting: 1.Adjust volume to the Maximum,and make sure […]