So far I haven't tested it thoroughly yet, but here are some screenshots, some dimmed lighting conditions and some in dark situations.
Highres dimmed lighting conditions snapshot

Recording quality with dimmed lighting:

Nighttime higres snapshot:

Nighttime recording quality:

Because of size and extension, I cannot upload other samples.
I hope this will give a fair impression of the quality. I think the quality is fair for the price I paid for it.
Furthermore, I couldn't get the webinterface to work properly in Firefox. Settings are available, but no live feed. IE works fine. I also haven't tried FTP, email and motiondetection yet. I will set that up later when I mount the camera permanently at my new appartment.
Post.