Microsoft Lumia 640 LTE Compatibility on Rakuten Mobile (Japan) Mobile Network
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Device Model
Microsoft Lumia 640 LTE
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Carrier
Rakuten Mobile
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Country
Japan 
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Microsoft Lumia 640 LTE is compatible with 1 out of 4 bands on Rakuten Mobile (Japan). See the tables below for details.
Frequency Bands Used by Rakuten Mobile (Japan)
Select a band or interface for more details
LTE
Compatibility - 1 out of 2 bands supported
| Interface | Name | Supported by device? |
|---|---|---|
| LTE | B3 (1800 MHz +) | Yes |
| LTE | B18 (800 MHz Lower) | No |
Supported LTE Protocols
| Name | Generation | Supported by device? |
|---|---|---|
| LTE | 4G | Yes |
| LTE-A | 4G | No |
5G NR
Compatibility - 0 out of 2 bands supported
| Interface | Name | Supported by device? |
|---|---|---|
| 5G NR | N77 (3700 MHz) | No |
| 5G NR | N257 (mmWave 28 GHz) | 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.
