This Kingmax Platinum SD Card is built with Kingmax Unique Proprietary PIPTM (Product In Package) Patented Package technology to enable its high speed capacities and tolerance for extreme environmental conditions. All Kingmax SD cards are waterproof and resistant to high temperatures and high pressure. With an average speed of 9MB per second (66x), the Kingmax Platinum SD Card has the world's fastest data transmission speed, and is sure to generate the buzz and interest that Kingmax's high-quality SD cards continually receive from the industry, media, and consumers. Save up to 80-percent daily at Overstock.com. Features include: 512MB capacity Compliant with the Secure Digital Music Initiative (SDMI) portable device requirements Excellent date transfer rate speed rate up to 10MB/sec Fully Plug-N-Play compatible Low power consumption to maximize battery life in small portable devices