Samsung SM-G991J Galaxy S21 5G UW TD-LTE JP 256GB SCG09 (Samsung Unbound M1) - Frequency Bands and Network Compatibility
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The Samsung SM-G991J Galaxy S21 5G UW TD-LTE JP 256GB SCG09 (Samsung Unbound M1) supports 4 GSM bands, 5 UMTS bands, 17 LTE bands, and 5 5G NR bands. See the tables below for details.
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Supported Frequency Bands (31)
GSM
| Name | Interface |
|---|---|
| 850 | GSM |
| 900 (E-GSM) | GSM |
| 1800 (DCS) | GSM |
| 1900 (PCS) | GSM |
UMTS
| Name | Interface |
|---|---|
| B1 (2100) | UMTS |
| B5 (850) | UMTS |
| B6 (850 Japan) | UMTS |
| B8 (900 GSM) | UMTS |
| B19 (800 Japan) | UMTS |
LTE
5G NR
| Name | Interface |
|---|---|
| N3 (1800) | 5G NR |
| N78 (3500) | 5G NR |
| N79 (4700) | 5G NR |
| N257 (28G) | 5G NR |
| N261 (28G) | 5G NR |
