Unlocked cell phones are compatible with GSM carrier such as AT&T and T-Mobile, but are not compatible with CDMA carriers such as Verizon and Sprint. Please check if your GSM cellular carrier supports the bands for this model before purchasing, LTE may not be available in all areas: 2G: GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 / 1900 & TD-SCDMA, 3G: HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100, 4G bands: LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 26(850), 28(700), 29(700), 32(1500), 34(2000), 38(2600), 39(1900), 40(2300),41(2500) Oneplus 7 GM1900 (China Model), THIS IS NOT the PRO version! Display: 6.41 inches, Memory: 8GB/256GB, MAIN CAMERA: Dual 48 MP+ 5MP, Single: 16 MP, OS: Android 9.0 (Pie); OxygenOS 9.5.5, Chipset:Qualcomm SDM855 Snapdragon 855 , CPU: Octa-core , GPU Adreno 640. This device may not include a US warranty as some manufacturers do not honor warranties for international items. Please contact the seller for specific warranty information. The box contains: Your new device, USB cable, Charger , Clear Case, Documentation.