BC-307, but is not Goldstar. It's OEM version, the chip should be SIRF2. 9 T0 }' i) Z9 V5 C& ]# FSee link: http://www.usglobalsat.com/item.asp?itemid=12 . G. v, ?6 H& v& K0 b6 k$ b) SBTW: Are you really intersted in buying that? Cause I think you've already got one, haven't you?& d$ S! g' f1 q* n, `