TrustedReviews have looked at the Helios X5000 Network Media Player.
A quote from the article:
Helios X5000 Network Media Player Review
Any product that can do as much as the Helios X5000 can for less than £300 is bound to be a bit of a compromise, but here things that normally suffer in other products - build quality, sound quality and picture quality - are actually very impressive.
Helios X5000 Network Media Player Review