D-CLICK TM High Quality 4GB/8GB/16GB/32GB/64GB/Blocks Shape USB High speed Flash Memory Stick Pen Drive Disk (8GB, Green) USB specifications 1.0, 1.1, 1.2, 2.0 3.0 compliance support, plug and play Transferring rate up to 480 Mbit per second at high speed (Depends on different PC configuration) At least 10 years of data retention with 1,000,000 times storage Support all Mac and windows versions Store and share your MP3s, photos, games, documents and personal files