Now the most popular swivel USB comes with the USB 3.0 version. Besides all the USB 2.0 features, our USB 3.0 has set up the highest standards in the industry: 8G Write speed: 8-12MB/s Read speed: 30-45MB/s 16G Write speed: 12-15MB/s Read speed: 50-70MB/s 32G Write speed: 18-22MB/s Read speed: 75-100MB/s