If your computer, tablet or laptop doesn't have a built-in memory card reader, but does have a USB port, the U352-06N-SD USB 3.0 SuperSpeed SD/Micro SD Memory Card Media Reader is an essential tool. It easily transfers photos, documents, HD video and other files from a wide variety of memory cards to your device. Just plug the built-in USB cable into your device's USB slot, and insert an SD or Micro SD card to begin reading files. All the latest memory card formats are supported. You can access two cards at the same time. If your device has a USB 3.0 port, the U352-06N-SD transfers data at speeds up to 5 Gbps, which is 10 times faster than USB 2.0 card readers. It's backward compatible with previous USB generations, so data can transfer regardless of your device. The compact unit fits easily into your backpack, briefcase or laptop bag, so you can access memory card files at a moment's notice. No software, drivers or external power supply required. Compatible with all USB-enabled operating systems.