TYT 8000D Device power 10 watts Device distance in the city from 2 to 5 km Device distance in open area from 5 to 10 km Battery size 3800 If fully charged, it lasts 30 hours It works on two frequencies Special frequency from 400 to 520 General frequency from 136 to 174 General channel 145 Device accessories Short antenna Long antenna for long distance Base charger plus Type-C charging cable