I also got Orange TPMS in my car, it is nice. they are using "TP-checker" as their retro-fit TPMS brand, and oec as their OE replacement sensor.
They have a formula team for Formula Nippon this year in Japan, and very good score for the racing.
it also showing the good quality product in the formula racing.
I love it in my car now.
More important, i love it, because it response very fast, i tried to deflate the tires, it show alert within 3 seconds everytime, very good.
You may see some below information from here, you can see more about the product.
http://www.orange-electronic.com
http://tpms.biz/
http://tpms.biz/fn_picture_top.html
Formula Nippon---TP-Checker (Orange)
http://video.yahoo.com/watch/2714953/7910896
http://video.yahoo.com/watch/2714991/7911031
Formula Renault
http://video.yahoo.com/watch/1257348/4413530
Japan Tokyo news report
http://video.yahoo.com/watch/1807797/5966808