Retevis h777: 2 way radio walkie talkies long range;upgraded H-777 walkie-talkie features stronger and long antenna design; ensure longer distance and can be used for a long time Crystal sound; more powerful audio output to ensure clear reception in indoors or outdoors;ergonomically designed body size;it can be easily held by both adults and children 1000 mAh rechargeable lithium battery; supports 10-12 hours of frequent use;standard USB Charging method;each walkie-talkie has an independent adapter;portable and safe Easy to use;all H777 walkie-talkies are set to the same frequency; ready to use out of the box; you can talk directly with all Retevis FRS 16-channel walkie-talkies VOX allows you to operate hands-free; emergency alarm provides additional protection.
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