Highlights 5.99 inch 2160×1080 Pixel FHD+ screen CPU: Qualcomm Snapdragon 845, Octa core, 2.8GHz, GPU: Adreno 630 MIUI 9 (Base on Android 8.0OS) , 6GB RAM + 64/128GB ROM Dual Nano SIM card dual standby(Both SIM slots are compatible with 4G, respectively. When they work at the same time, only one of them can receive LTE service and the other WCDMA ) Support FDD LTE/4G+/3G/GPS/dual band Wifi/Bluetooth/Miracast/OTG/Type-C/ultrasonic fingerprint ID/NFC Networking: 2G: GSM B2/3/5/8; CDMA 1X/EVDO BC0 3G: WCDMA B1/2/4/5/8; TD-SCDMA B34/39 4G: FDD-LTE B1/2/3/4/5/7/8/12/17/20, TDD-LTE B34/38/39/40/41