The Motorola ThinkPhone is powered by 3.19 GHz Octa-core processor and it comes with 8GB of RAM. The Motorola ThinkPhone packs 256GB of internal storage that cannot be expanded. The Motorola ThinkPhone runs Android 13 and is powered by a Li-Po 5000 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 : FDD-LTE 700(B12) / 700(B13) / 700(B17) / 700(B28) / 800(B20) / 850(B5) / 850(B18) / 850(B19) / 850(B26) / 900(B8) / 1500(B32) / 1700|2100(B4) / 1800(B3) / 1900(B2) / 1900(B25) / 2100(B1) / 2600(B7) / 2600(B38) : TD-LTE 1900(B39) / 2100(B66) / 2300(B40) / 2500(B41) / 3500(B42) / 3500(B48) / 3700(B43) and/or 5G : 1/2/3/5/7/8/20/28/38/40/41/66/77/78 SA/NSA/Sub6 SIM CARD 2: 2G : GSM 850 / 900 / 1800 / 1900 and/or 3G : HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 and/or 4G : FDD-LTE 700(B12) / 700(B13) / 700(B17) / 700(B28) / 800(B20) / 850(B5) / 850(B18) / 850(B19) / 850(B26) / 900(B8) / 1500(B32) / 1700|2100(B4) / 1800(B3) / 1900(B2) / 1900(B25) / 2100(B1) / 2600(B7) / 2600(B38) : TD-LTE 1900(B39) / 2100(B66) / 2300(B40) / 2500(B41) / 3500(B42) / 3500(B48) / 3700(B43) and/or 5G : 1/2/3/5/7/8/20/28/38/40/41/66/77/78 SA/NSA/Sub6 IMPORTANT : PLEASE CHECK WITH YOUR NETWORK PROVIDER FOR COMPATIBILITY CHECK BEFORE YOU PURCHASE.