Doogee S90 with a walkie-talkie PTT intercom module that covers a wide
Doogee S90 with a walkie-talkie PTT intercom module that covers a wide range of 400-480MHz frequencies, and offers a talking range of up to 10km, which is great when you are off the grid and outdoors.#DoogeeS90
Published Date：7/17/2019 11:03:14 AM From：Facebook
