Frequency:GSM 900/1800/850/1900,Can use 2G,3G,4G Sim Card,But Remember Sim Card must Supports GSM Frequency,Seller Recommend T-Mobile Sim Card,Not Work With At&t,Spring &Verizon Or Boost

Supports Dual Sim Card Or One Sim Card+One SD Card,It Use The Nano Sim Card.

Can be Used as a Phone or a Bluetooth for Other Devices.

For a general cellphone, the radiation is 2.1w/kg, but it reaches 0.283w/kg, only 1/7 of a general cellphone

ATTENTION:PLS Rip OFF THE YELLOW STICKER ON THE BATTERY BEFORE USING,OR IT CAN’T POWER ON.THE RESET CODE IS 1122.