Model # MSX-M2GS | This model is also known as: MSXM2GS, MSXM2GS/B1, MSXM2GS/OPB, MSXM2GS/OPT, MSXM2GS/OPW, MSXM2GS/P01, MSXM2GS/US, MSXM2GS/W, MSXM2GSEP, MSXM2GSEP2, MSXM2GSEP3, MSXM2GSOPB, MSXM2GSOPT, MSXM2GSOPW, Serial Number Location: On the back of the Memory Stick |