4G FDD LTE: Bands 1/2/3/4/5/6/7/8/9/12/17/18/19/20/ 26/28/32 4G TDD LTE: Bands 34/38/39/40 3G WCDMA: Bands 1/2/5/8/4/6/19 3G TDS: Bands 34/39 2G GSM: Bands 2/3/5/8(850/900/1800/1900 MHz). GSM only Leica Quad Main Camera | 40MP 20MP 8MP TOF cameras, The Leica quad camera and the latest light fusion sensor technology create breathtaking photos in extreme low light and night time conditions All new HUAWEI 3D modelling and 3D object interaction - dance with scanned objects 8GB Ram, 128GB Rom, Kirin 980, 4200 mah battery, DUAL SIM *This phone will work on GSM SIM cards like AT&T or T-Mobile or any other GSM SIM Card network provider but it will NOT work on CDMA such as Sprint, Verizon or US Cellular or Boost Mobile or any other CDMA Networks.