Are they any good?
A what?
Steve-o:
A what?
It is a box that you connect to your sky box at home and it sends the video over the internet so you can watch your sky anywhere in the world.
its ok if you have a wired/virgin type broadband, on a dongle its a nono cos you would use all your allotted allowance in a few moments.
I had one a few years ago worked ok using a sling mob app on a nokia n95 on three network