au's white and blue microSD card reader is convenient with its USB connection. This card reader is exclusively for microSD, microSDHC, and microSDXC cards. ● It's convenient for transferring photos and videos from smartphones, mobile phones, digital cameras, etc., to your computer because you can insert microSD cards directly without an adapter. ● No driver installation is required; it's ready to use immediately. You can simply connect it to a USB port, so even first-time users can use it with confidence.