The BBK Vivo X30 5G Dual SIM TD-LTE CN 128GB V1938CT (BBK V1938C) supports 4 GSM bands, 7 UMTS bands, 11 LTE bands, and 1 CDMA band. 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
B2 (1900 PCS) UMTS
B4 (1700/2100 AWS 1) UMTS
B5 (850) UMTS
B8 (900 GSM) UMTS
B34 (TD 2000) UMTS
B39 (TD 1900 +) UMTS

Supported UMTS Protocols

Name Generation
UMTS 3G
HSUPA 3.5G
HSUPA 5.8 3.5G
HSDPA 3.5G
HSDPA 7.2 3.5G
HSPA+ 21.1 3.5G (4G speed)
DC-HSDPA 42.2 3.5G
TD-SCDMA 3G
TD-HSDPA 3.5G

LTE

Name Interface
B1 (2100) LTE
B2 (1900 PCS) LTE
B3 (1800 +) LTE
B4 (1700/2100 AWS 1) 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 300/75 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


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