1、Designed for notebooks. 2、Compatible for Windows 7 / Vista / XP and OSX. 3、Fully compatible with USB 2.0 and backward compatible with USB 1.1. 4、A large number of storage devices that support for Windows generality. 5、Supported operating systems: for Windows ME/2000/XP/Vista/7/8/10 and OSX. The PCIe to Dual Memory Card is a Mini Card dual card reader designed for notebooks that implements SSD and Readyboost. Users can easily insert the memory card into the notebook's half-height mini-card slot using the MR14, which is very convenient and simple to operate. The MR14 is not only a card reader, but also has a flash card controller, a DMA hardware engine and a 5V~3.3V/3.3V~1.8V regulator. In addition, the MR14 can also support USB mass storage and fast transfer functions. Features: 1. Designed for notebooks. 2. Memory card dual card reader. 3. Compatible for Windows 7 / Vista / XP and OSX. 4. Fully compatible with USB 2.0 and backward compatible with USB 1.1. 5. A large number of storage devices that support for Windows generality. 6. Supported operating systems: for Windows ME/2000/XP/Vista/7/8/10 and OSX. 7. USB device class definition for large-scale storage and bulk transfer V1.0 8. Compliant with the Secure Digital Card specification, in accordance with ver. 3.0 (SDXC). 9. The integrated hardware DMA engine enhances the overall performance of data transfer. 10. USB 2.0-based PCI Express semi-mini card design for any PCI Express mini card slot. Specification: Material: ABS Color: Green Size: about 5 x 3 x 1cm/1.97 x 1.18 x 0.39inch Package List: 1 x Adapter Card 1 x Accessory Kit Note:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.