The Lexar Professional USB 3.0 Dual-Slot Reader is a professional-level, portable USB reader that provides maximum high-speed file transfer, with a blazing-fast USB interface speed up to 500MB/s.* This lets you leverage the performance capabilities of the latest UDMA CompactFlash (CF), SDXC, and SD UHS-I (SD 3.0) memory cards.By leveraging SuperSpeed USB 3.0 technology, the card readers is able to deliver blazing-fast transfer speeds from card to computer, with a USB interface speed that reads up to 5 times faster than USB 2.0.* An excellent choice for photo and video professionals looking to significantly accelerate workflow, the reader allows you to maximize the speed and bandwidth of next-generation USB 3.0 desktop and laptop computers, as well as the high-speed performance of the latest UDMA CF, SDXC, and SD UHS-I memory cards. And for versatility, it’s also backwards compatible with all standard CF, SD, and SDHC cards, as well as USB 2.0 devices.Concurrent Transfers and Innovative Features for Ultimate Convenience. Created with convenience in mind, the Lexar Professional USB 3.0 Dual-Slot Reader has the ability to read both SD and CF cards simultaneously, and allows for easy file transfer from one card to another—further enhancing the reader’s versatility. And its LED activity light lets you know when transfer is complete. The reader also boasts an innovative, pop-up mechanism that protects the card slots by allowing you to close the reader when not in use. And with a compact, portable design, you can take it on the go, and its smooth contours help it easily slip in and out of your photo bag or briefcase.Features:Leverages SuperSpeed USB 3.0 technology for high-speed file transfers, with USB interface speed up to 500MB/s*Ultimate high-speed performance to accelerate digital workflowMaximizes speed and bandwidth of USB 3.0 computers, and the latest UDMA CompactFlash, SDXC**, and SD UHS-I (SD 3.0) card formatsEnables concurrent and card-to-card file transfersPop-up design protects card slots when not in useFive-year limited warranty*Results may vary based on system configuration and card speed.**Not supported on all operating system platforms.