Yes, HD video is supported and RadMediaPlayer supports all the multimedia that is supported by the Silverlight plugin.
You can find more details at:
I can't say if Akamai servers are the most efficient way but I think they are a good choice although I have no experience with them .
Silverlight can be integrated in your ASP.NET web page by simply adding a Silverlight part to your ASP.NET application.
Please note that the HD loading time and experience also depend on the Users' machines and Internet connection.
If you need more info please feel free to ask, we will be glad to help you.
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