Welcome to our SM G991U Galaxy S21 5G UW Dual SIM TD LTE US 128GB SM G991A Specification Page! Discover the details behind cutting-edge technology. Here, you'll find an extensive collection of specifications revealing the true capabilities of each device. Explore features, functionalities, and technical details to guide your understanding and help you make informed decisions tailored to your needs. From processors to cameras, screen resolutions to battery life, immerse yourself in a resource designed to enhance your device experience.
"AI-powered triple-lens pro-grade camera is designed for those times when you want to be more intentional and have more creative control. UWB 5G dual SIM 128 GB variant of Galaxy S21 for At&t"
Released | Date | Jan 2021 |
Code Name | Samsung Unbound M1 | |
Hardware Designer | Samsung Electronics | |
Manufacturer | Samsung Electronics |
Operative System | OS | Google Android 11 (R) |
Hardware | CPU | Qualcomm Snapdragon 888 5G SM8350 (Lahaina) |
Storage | 128 GB | |
RAM | 8 GB |
Camera | Main camera | 12.2 MP |
Resolution | 4032x3024 | |
Aux camera | 10.0 MP | |
Resolution | 3648x2736 | |
Focus | PD AF | |
Aperture | f/2.20 | |
Video recording | 7680x4320 | |
Video frame | 24 |
Battery | Type | Li-ion |
Capacity | 4000mAh |
Network | |
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2G Bands | GSM850 GSM900 GSM1800 GSM1900 |
3G Bands | UMTS850 (B5) UMTS900 (B8) UMTS1700/2100 (B4) UMTS1900 (B2) UMTS2100 (B1) |
4G Bands | LTE2100 (B1) LTE700 (B13) LTE1700/2100 (B4) LTE850 (B5) LTE1800 (B3) LTE2600 (B7) LTE1900 (B2) LTE800 (B18) LTE900 (B8) LTE800 (B20) LTE1900 (B25) LTE700 (B12) LTE850 (B26) LTE800 (B19) LTE700 (B28) LTE700 (B29) LTE2300 (B30) LTE1700/2100 (B66) LTE700 (B14) TD-LTE2500 (B41) TD-LTE2600 (B38) TD-LTE2300 (B40) TD-LTE1900 (B39) TD-LTE5900 (B46) |
5G Bands | NR1900 (N2) NR850 (N5) NR1700/2100 (N66) TD-NR39G (N260) |