BBK Vivo Z5x Premium Edition Dual SIM TD-LTE CN 128GB V1911A (BBK 1951) is compatible with 4 out of 9 bands on O2 (Czech Republic). See the tables below for details.


Frequency Bands Used by O2 (Czech Republic)

Select a band or interface for more details

GSM

Compatibility - 2 out of 2 bands supported
100%
Interface Name Supported by device?
GSM 900 MHz (E-GSM) Yes
GSM 1800 MHz (DCS) Yes

Supported GSM Protocols

Name Generation Supported by device?
GPRS 2.5G Yes
EDGE 2.5G Yes

UMTS

Compatibility - 1 out of 1 band supported
100%
Interface Name Supported by device?
UMTS B1 (2100 MHz) Yes

Supported UMTS Protocols

Name Generation Supported by device?
UMTS 3G Yes
HSDPA 3.5G Yes
HSUPA 3.5G Yes
HSPA+ 3.5G (4G speed) No

LTE

Compatibility - 1 out of 3 bands supported
34%
Interface Name Supported by device?
LTE B3 (1800 MHz +) Yes
LTE B7 (2600 MHz) No
LTE B20 (800 MHz DD) No

Supported LTE Protocols

Name Generation Supported by device?
LTE 4G Yes
LTE-A 4G No

5G NR

Compatibility - 0 out of 3 bands supported
0%
Interface Name Supported by device?
5G NR N1 (2100 MHz) No
5G NR N3 (1800 MHz) No
5G NR N77 (3700 MHz) No

* A matching frequency band does not guarantee coverage. There may be additional network or device software restrictions that prevent a device from connecting on a certain frequency. Additionally, certain bands may only be available regionally within a country.

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