Description: Designed for notebooks MicroSD card dual card reader Compatible with Windows 7 / Vista / XP and Mac OS Fully compatible with USB2.0 and backward compatible with USB1.1 Windows supports a large number of storage devices. Support operating system: Windows ME/2000/XP/Vista/7 and Mac OS. Complies with USB Device Class Definition for Mass Storage and Bulk-Transport V1.0 Complies with Secure Digital Card (SD) specification up to ver. 3.0 (SDXC). Integrated hardware DMA engine enhances overall performance of data transfers. USB 2.0 based PCI Express Half-Mini Card design This product (MINIPIC-E interface) is only applicable to wireless network card interfaces and wireless LAN interfaces of notebooks or desktop computers. Does not apply to the mSATA defined MINIPCI-E interface Specification: Material: PVC sheet Size: 30*28*4mm Package Includes: 1Pcs riser card 1Pcs base 1Pack tool