Introduction. This USB 2. 0 Single Slot Card Reader is a portable device that supports reading and writing Secure Digital Card (SD) and MultiMedia Card (MMC) series memory cards. It's Plug-and-Play; just plug it into a free USB port on your computer and it's ready to use. Another benefit is that it supports the new generation high-speed and high-capacity memory cards, e. g, SD version 2. 0 and MMC version 4. 2, ensuring you get the high performance brought by these memory cards. What's best, the card reader supports Windows ReadyBoost a feature allowing you to use a memory card to increase the available memory for Windows Vista You can use part of a card to enhance system performance and at the same time use the remaining part as a storage media, letting you get the most out of one memory card. Features. Supports SD and MMC series memory cards. Supports Windows ReadyBoost to enhance system performance (needs ReadyBoost capable memory card, not provided). Supports high-speed and high-capacity memory cards, e. g. SDHC Class 6, MMC 4. 2. High performance, SD reading speed up to 20MB/s. Supports USB 2. 0 transfer rate of up to 480 Mbps. Supports hot-plugging & Plug-and-Play. No additional driver installation required. System Requirements. IBM compatible Pentium-233 MHz or faster PC & Mac with USB port. Windows ME, 2000, XP, Vista; Mac OS 9. x/10. x Specifications. Supported Cards. SD specification v1. 0/1. 1/2. 0. Direct access: SD. Using adapter: Mini SD, Micro SD, T-Flash. MMC specification v3. x/v4. 0/v4. 1/v4. 2. Direct access: MMC, HS-MMC, MMC Plus. Using adapter: RS MMC, MMC Micro, MMC Mobile. Host Interface. USB 2. 0 A Type male connector. Socket. One SD/MMC socket. Transfer rate. Up to 480 Mbps via USB 2. 0; up to 12 Mbps via USB 1. 1. Certification. CE, FCC. Specifications are subject to change without further notice. Package Contents. USB 2. 0 Single Slot Card Reader x1. User's Manual x1. USB Cable (Optional) x1.