... quality applicable to Samsung /Hynix/Toshiba/Micron/Intel chipFast Data transfer rates of up to 20MB/sec. Read 10-12MB/sec ... , 256MB, 512MB, 1GB, 2GB, 4GB, 8GB, 16GB, 32GB, 64GB,128GB……Transfer Rate:Hi-Speed USB 2.0 Certified, Compatible USB 1.1Compatibility ... /2000/ME/98 and Mac OS 8.6 and aboveData Transfer Speed:10MB/s-15MB/s for read. 2.5MB/s ...