4G LTE Dual SIM (4G does not work in the US); 3G works with AT&T and AT&T network based carriers; DOES NOT work with Sprint, Verizon, US Cellular and all other CDMA carriers; LTE compatibility: This is international stock, several per carrier (ensure to check with your carrier before purchase) Qualcomm Snapdragon 630 Octa-core CPU; 64GB ROM, 4GB RAM; Supports Micro-SD up to 2TB (use SIM 2 slot). Main Camera: Dual 12 MP + 8 MP, autofocus, LED flash; Front Camera: 8 MP.

Display: 5.84" inch, LTPS IPS LCD capacitive touchscreen, 16M colours, 1080 x 2280 pixels, OS: Android 8.0 (Oreo), Chipset: HiSilicon Kirin 659, CPU: Octa-core (4x2.36 GHz Cortex-A53 & 4x1.7 GHz Cortex-A53), Non-removable Li-Po 3000 mAh battery, Camera: Dual: 16 MP (f/2.2, 1.0 µm) + 2 MP, phase detection autofocus, LED flash, 16MP (f/2.0, 1.12 µm), 1080p Secondary Camera. Memory: 64GB + 4GB. 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 regions: GSM 850/900/1800/1900, UMTS 850/900/2100, LTE Cat6 700/900/1800/2100/2600 (Bands 1,3,7,8,28) TD-LTE 2300/2600 (Bands 38,40).