See video on Amazon.com .... 3m does not always work smoothly. The AmazonBasics USB cable has not with all USB 3.0 hard drives that I own funktioniert.Die transfer rates have not changed and there were no crashes during copying. The connectors are meticulously crafted and nothing wobbles in the inserted state. Mitlerweile I have 3 of these cables and all are very high quality without an error. If you have questions write me.