Oppo A57 Dual SIM TD-LTE IN - Frequency Bands and Network Compatibility
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The Oppo A57 Dual SIM TD-LTE IN supports 4 GSM bands, 6 UMTS bands, and 9 LTE bands. See the tables below for details.
This device accepts the following SIM types to connect to mobile networks:
- Nano-SIM (4FF)
Run a cross-reference compatibility check of this device on a specific network and country using the following links:
Supported Frequency Bands (19)
GSM
| Name | Interface |
|---|---|
| 850 MHz | GSM |
| 900 MHz (E-GSM) | GSM |
| 1800 MHz (DCS) | GSM |
| 1900 MHz (PCS) | GSM |
Supported GSM Protocols
| Name | Generation |
|---|---|
| GPRS | 2.5G |
| EDGE | 2.5G |
UMTS
| Name | Interface |
|---|---|
| B1 (2100 MHz) | UMTS |
| B2 (1900 MHz PCS) | UMTS |
| B5 (850 MHz) | UMTS |
| B8 (900 MHz GSM) | UMTS |
| B34 (TD 2000 MHz) | UMTS |
| B39 (TD 1900 MHz +) | UMTS |
Supported UMTS Protocols
| Name | Generation |
|---|---|
| UMTS | 3G |
| HSUPA | 3.5G |
| HSDPA | 3.5G |
| HSPA+ 21.1 | 3.5G (4G speed) |
LTE
| Name | Interface |
|---|---|
| B1 (2100 MHz) | LTE |
| B3 (1800 MHz +) | LTE |
| B5 (850 MHz) | LTE |
| B7 (2600 MHz) | LTE |
| B8 (900 MHz) | LTE |
| B38 (TD 2600 MHz) | LTE |
| B39 (TD 1900 MHz +) | LTE |
| B40 (TD 2300 MHz) | LTE |
| B41 (TD 2500 MHz) | LTE |
Supported LTE Protocols
| Name | Generation |
|---|---|
| LTE | 4G |
| LTE 150/50 | 4G |
