Moreover, build in Hi-Q G元224 chip to ensure a fast and stable transmission, support up to 512G card capacity, 2X than others! A simple plug-and-play memory card adapter, no need to install any drivers This USB 3.0 memory cad reader support data transfer up to 5Gbps, 10X faster than USB 2.0 (480Mbps), which allows you to transfer an HD movie or files in seconds and it also backward with USB 2.0 and USB 1.1.