The Realme C21 is powered by 2.3 GHz Octa-core processor and it comes with 4GB of RAM. The Realme C21 packs 64GB of internal storage that can be expanded via microSDXC (dedicated slot).
The Realme C21 runs Android 10 and is powered by a 5000mAh non-removable battery.
SIM CARD 1:
2G : GSM 850 / 900 / 1800 / 1900 and/or
3G : WCDMA 850(B5) / 900(B8) / 2100(B1) and/or
4G : FDD-LTE 700(B28) / 800(B20) / 850(B5) / 900(B8) / 1800(B3) / 2100(B1) / 2600(B7)
: TDD-LTE 2300(B40) / 2500(B41) / 2600(B38)
SIM CARD 2:
2G : GSM 850 / 900 / 1800 / 1900 and/or
3G : WCDMA 850(B5) / 900(B8) / 2100(B1) and/or
4G : FDD-LTE 700(B28) / 800(B20) / 850(B5) / 900(B8) / 1800(B3) / 2100(B1) / 2600(B7)
: TDD-LTE 2300(B40) / 2500(B41) / 2600(B38)
IMPORTANT : PLEASE CHECK WITH YOUR NETWORK PROVIDER FOR COMPATIBILITY CHECK BEFORE YOU PURCHASE.