Samsung Galaxy S21 5G G991U1 128GB/256GB Original Unlocked Cell Phone 6.2" Octa Core 8GB

PLATFORM OS Android 11, upgradable to Android 14, One UI 6 Chipset Exynos 2100 (5 nm) - International Qualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/China CPU Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International COMMS WLAN Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct Bluetooth 5.0, A2DP, LE Positioning GPS, GLONASS, BDS, GALILEO NFC Yes Radio FM radio (Snapdragon model only; market/operator dependent) USB USB Type-C 3.2, OTG FEATURES Sensors Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer Samsung DeX, Samsung Wireless DeX (desktop experience support) BATTERY Type Li-Ion 4000 mAh, non-removable Charging 25W wired, PD3.0 15W wireless (Qi/PMA) 4.5W reverse wireless.syi