1.This product supports USB Association Standard Protocol 2.The item expands 2 USB and XQD CF SD TF card reader by USB 3.0 3.The product conforms to USB 3.0 specifications and is compatible with the USB2.0 / 1.1 standard 4.Compatible with WinXP.7.8.10, Vista, Linux, Mac OS and other systems 5.Driver-free installation, easy to use, plug and play 6.Low power consumption and low heating temperature
