Model # MDR-AS200 | This model is also known as: MDRAS200, MDRAS200/B, MDRAS200/BLK, MDRAS200/BLU, MDRAS200/BMC4, MDRAS200/GRN, MDRAS200/ORG, MDRAS200/PNK, MDRAS200/W, MDRAS200/WHI, MDRAS200B, MDRAS200BMC4, MDRAS200W, Serial Number Location: No serial number |