Are USB 3.0 flash drives backward compatible with USB 2.0 ports ?

Yes, Integral USB 3.0 Flash Drives and card readers are backwards compatible with USB 2.0 ports. The USB 3.0 Flash Drive or card reader will work at the speed of the port, for example if you use a USB 3.0 Flash Drive in your USB 2.0 laptop, it will work at USB 2.0 speed. Most systems available today fully supports USB 3.0 SuperSpeed devices and includes all required drivers for desktop and laptop PCs that feature USB 3.0 ports.