About this item 6.3", 1440 x 3040 pixels, 19:9 ratio, Android 10, upgradable to Android 11, 3700mAh Battery 128GB ROM, 6GB RAM, Qualcomm SM8150 Snapdragon 855 (7 nm), Octa-core, Adreno 640 Rear Camera: 12.2 MP, f/1.7 + 16 MP, f/2.4, Front Camera: 8 MP, f/2.0, Bluetooth 5.0 2G bands: GSM 850/900/1800/1900, CDMA 800/1900, 3G bands: HSDPA 850/900/1700(AWS)/1900/2100, CDMA2000 1xEV-DO, 4G bands: 1/2/3/4/5/7/8/12/13/14/17/18/19/20/25/26/28/29/30/38/39/40/41/46/48/66/71 - Single SIM US model. Unlocked for freedom to choose your carrier. Compatible with both GSM & CDMA networks. The phone is unlocked to work with all GSM Carriers & CDMA Carriers Including AT&T, T-Mobile, Verizon, Sprint., Etc.