Play HD with the HDMI Key for Wii

[Ishar]

Here are the specs :

Works with all Wii's - all regions, PAL and NTSC!
480p/720p/1080i/1080p HDMI output
HDMI, optical and analog audio output
On Screen Display for configuration
User updatable flash
High quality AD conversion and HDMI chipset
No HDCP or SCMS protection - capture or record game play in high definition!
Connects directly to your Wii
No external PSU needed

Picture here

Is it really possible ? I mean, does it work as well as the Dolphin on PC ?

You can preorder on hdmikey.com but I still don't know the price.