I got mine with 903 version and 50kb speed. I open it up and guess what. The antenna is one of those cell phone signal booster sticker thing. It looks like this.
http://ecx.images-amazon.com/images/I/411SWVP8QZL._SL500_AA300_.jpg
BUTTTTTTTTTTT, the sticker wasn't peal and stick on to the top...