Brand Name: TIDRADIO Origin: Mainland China Waterproof / Water-Resistant: No Battery Included: Yes Maximum Range: >50km Model Number: TD-M15 Is_Display: Yes Walkie Talkie Type: Portable High-concerned chemical: None Use: others Battery Capacity(mAh): 3000mAh Material: Plastic Frequency Range: 446MHz Output Power(w): 0.5w-3w Certification: CE Certification: FCC poc radio: global walkie talkie: radio poc