New USB Reader for SanDisk SDSM-128-A10 SDSM-64 SDSM-32 SDSM-16 Smartmedia card Your computer sees the card as a hard drive, so you can drag and drop files in exactly the way you're accustomed to doing It can read XD memory card Dimensions 20 mm  25 mm  1.78 mm or 0.99" x 0.79" x 0.07" inch It can read Smartmedia card that has the dimensions of 45.0 x 37.0 x 0.76mm or 1.77"x 1.45" x 0.029" inch Supported Smart Media and XD picture Cards 2mb 8mb 16mb 32mb Mass Media Reader Compatible with Windows 2000, XP, Vista, 7, 8, 10 Mac OS 9x or Higher