Product Name: Mini SD Card Solution: Phison 4046 (High Speed) Storage: 32MB-4GB Features: Small Case for large data storage Material: Plastic Housing Measurement: 21,5mm * 20mm * 1,5mm Weight: 1.85g Speed: Read: 4600KB/s Write: 4400 KB/s *(Using 2.0 Card Reader) Physical Life Time: 1 million time inserts and pull outs Stroage Life Time: 10 years Data security: N/A Operating system: Windows 98(SE)/ME/2000/2003/XP *(Drivers only required for Win98(SE))