SUNMME Dog Tag Shape 64GB USB Flash Drive Pen Drive Memory Stick USB Flash Disk Brand new,USB Flash Memory Drive. Easy plug and play installation. nterface: USB 2.0; Capacity: 64GB. Compatible with Windows 7, Windows XP, Windows Vista, Mac OS 10+ and Linux; Hi-Speed USB 2.0 port required for high speed transfer. Small and exquisite design brings much convenience.