The Oppo Realme V11 5G 2021 Dual SIM TD-LTE CN 128GB RMX3121 (BBK R3121) supports 4 GSM bands, 5 UMTS bands, 9 LTE bands, 1 CDMA band, and 4 5G NR bands. See the tables below for details.

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Supported Frequency Bands (23)

GSM

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

Supported GSM Protocols

Name Generation
GPRS 2.5G
EDGE 2.5G

UMTS

Name Interface
B1 (2100) UMTS
B5 (850) UMTS
B6 (850 Japan) UMTS
B8 (900 GSM) UMTS
B19 (800 Japan) 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)
DC-HSDPA 42.2 3.5G

LTE

Name Interface
B1 (2100) LTE
B3 (1800 +) LTE
B5 (850) LTE
B8 (900) LTE
B34 (TD 2000) LTE
B38 (TD 2600) LTE
B39 (TD 1900 +) LTE
B40 (TD 2300) LTE
B41 (TD 2500) LTE

Supported LTE Protocols

Name Generation
LTE 4G
LTE 100/50 4G
LTE 150/50 4G
LTE 300/50 4G
LTE 600/50 4G

CDMA

Name Interface
BC0 (800) CDMA

Supported CDMA Protocols

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

5G NR

Name Interface
N1 (2100) 5G NR
N41 (2500) 5G NR
N77 (3700) 5G NR
N78 (3500) 5G NR


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