Oppo A77 Dual SIM TD-LTE / F1s 2017 - Frequency Bands and Network Compatibility
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The Oppo A77 Dual SIM TD-LTE / F1s 2017 supports 4 GSM bands, 4 UMTS bands, and 12 LTE bands. See the tables below for details.
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Supported Frequency Bands (20)
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 |
| B5 (850) | UMTS |
| B8 (900 GSM) | UMTS |
