The BBK Vivo Y71 Dual SIM TD-LTE RU 16GB 1801 (BBK 1731B) supports 3 GSM bands. See the tables below for details.

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Supported Frequency Bands (3)

GSM

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

Supported GSM Protocols

Name Generation
GPRS 2.5G
EDGE 2.5G


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