What are the differences between the 810 and 820

[WPCentral Question]

What is the difference between lumia 810 and lumia 820, I see almost the same, they are different versions will be for countries, or there is something that differentiates?? help me on that

 

[Laura Knotek]

The 810 is only for T-Mobile USA and uses the AWS frequency bands.

El 810 es s?lo para T-Mobile USA y utiliza las bandas de frecuencia AWS.

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