No sooner had I bought this part, I received a similar reader with USB3 port. This then leads me to compare the two together. I just wanted to see if it is worthwhile to retrofit a USB3 connection to my PC. The result has me would nonetheless be surprised! Because this card readers here with the USB2 port has made in the speed of reading and writing over the one who has a USB3 connection, really old look! So now I have a USB3-reader who will then probably passed. So, I receive this reader a full recommendation!