The Samsung SM-G996U Galaxy S21+ 5G UW Dual SIM TD-LTE US 256GB / SM-G996R4 (Samsung Unbound N2) supports 4 GSM bands, 5 UMTS bands, 17 LTE bands, and 3 CDMA bands. See the tables below for details.

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Supported Frequency Bands (29)

GSM

Name Interface
850 GSM
900 (E-GSM) GSM
1800 (DCS) GSM
1900 (PCS) GSM

Supported GSM Protocols

Name Generation
GPRS 2.5G
GPRS C12 2G
EDGE 2.5G
EDGE MSC12 2G

UMTS

Name Interface
B1 (2100) UMTS
B2 (1900 PCS) UMTS
B4 (1700/2100 AWS 1) UMTS
B5 (850) UMTS
B8 (900 GSM) UMTS

Supported UMTS Protocols

Name Generation
UMTS 3G
HSUPA 3.5G
HSUPA 5.8 3.5G
HSDPA 3.5G
HSPA+ 21.1 3.5G (4G speed)
HSPA+ 42.2 3.5G (4G speed)
DC-HSDPA 42.2 3.5G

LTE

Name Interface
B2 (1900 PCS) LTE
B4 (1700/2100 AWS 1) LTE
B5 (850) LTE
B7 (2600) LTE
B12 (700 ac) LTE
B13 (700 c) LTE
B25 (1900 +) LTE
B26 (850 +) LTE
B29 (700 de) LTE
B38 (TD 2600) LTE
B39 (TD 1900 +) LTE
B40 (TD 2300) LTE
B41 (TD 2500) LTE
B46 (TD 5900) LTE
B48 (TD 3600) LTE
B66 (1700/2100) LTE
B71 (600) LTE

Supported LTE Protocols

Name Generation
LTE 100/50 4G
LTE 150/50 4G
LTE 300/50 4G
LTE 300/75 4G
LTE 300/100 4G
LTE 400/150 4G
LTE 450/50 4G
LTE 450/100 4G
LTE 600/50 4G
LTE 600/100 4G

CDMA

Name Interface
BC0 (800) CDMA
BC1 (1900 PCS) CDMA
BC10 (Secondary 800 MHz) CDMA

Supported CDMA Protocols

Name Generation
cdmaOne 2G
CDMA2000 1x 3G
CDMA2000 1xEV-DO 3G
CDMA2000 1xEV-DO Rev A 3G
LTE 1600 4G


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