Full credit to Graaace who initially recommended this product.
I looked it up on head-fi and some other corners of internet and it sounds like this is a pretty good deal for an open headphone that is usually priced around 80-100 USD.
Head-fi: http://www.head-fi.org/t/717690/philips-shp9500-discussion-t…
Frequency response: http://en.goldenears.net/31990
Review / Comparison to X1: http://www.changstar.com/index.php?topic=1651.0
Feel free to use my referral link if you wish :)
That's indeed a very good deal, especially when AUD is so low.