The Huawei Mate 50 Pro is powered by 3.19 GHz Octa-core processor and it comes with 8GB of RAM. The Huawei Mate 50 Pro packs 256GB of internal storage that can be expanded via Nano Memory (uses shared SIM slot). The Huawei Mate 50 Pro runs EMUI 13 and is powered by a Li-Po 4700 mAh, non-removable battery. FREQUENCIES : COMPATIBLE TO USE WITH NETWORK SIM CARDS THAT WORKS ON SIM CARD 1: 2G : GSM 850 / 900 / 1800 / 1900 and/or 3G : HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 and/or 4G : LTE FDD 700(B12) / 700(B13) / 700(B17) / 700(B28) / 800(B20) / 850(B5) / 850(B18) / 850(B19) / 850(B26) / 900(B8) / 1500(B32) / 1700