4G public network intercom Zello platform handheld 5000 kilometer card insertion for foreign trade Real PTT platform intercom

Brand Name: Origin:Mainland China Waterproof / Water-Resistant:No Maximum Range:>50km Model Number:TD-G720 Is_Display:Yes Walkie Talkie Type:PoC Network Walkie Talkie Hign-concerned Chemical:none Battery Capacity(mAh):26000 Output Power(w):0.5w-3w