BC-307, but is not Goldstar. It's OEM version, the chip should be SIRF2. / c! P, c4 v' b/ z/ P. G3 d4 a! HSee link: http://www.usglobalsat.com/item.asp?itemid=12 " _$ D. g" Y8 \- m$ w4 e, r8 ?BTW: Are you really intersted in buying that? Cause I think you've already got one, haven't you?, C$ N5 W" m# w6 h% B) R