Txb 512gb Usb Flash Drive Like Ocean Heart with Necklace Capacity: 512GB ---ideal for storing your favorite songs, videos, movies , photos and other files. Bigger than bigger. Portable: you can take it wherever you go as it is extremely portable. Transfer with confidence when moving images and other files from PC to PC or other CE devices User-friendly: Easy to read and read in high speed. No need drive, only plug in. Compatibility&lt;/b&gt;Compatible with PC, notebook, MAC