Qingsun 2G 2GB Skull Shape USB Flash 2.0 Drive USB Flash Disk Pen Drive Memory Stick Pen Drive Jump Drive (Black) USB Flash Memory Drive. USB 2.0 Compatible (Backwards compatible to USB 1.13) Easy plug and play installation. Works on all Major Operating Systems: Windows, iOS,Linux etc.useful to computer and telephone. Cute and Fashion . durable as gift and work for myself.