128gb Usb Flash Drive Metal Key Chain Thumb Drive Memory 2.0 16GB upgraded to 128GB USB 2.0 flash drive. Hot plug and play. Functions like another hard drive. Key chain swivel design. More than 10 years data retention. To copy a 4GB file to the card, Simply right click your mouse, Choose the FORMAT, A window will pop up, Change the FAT32 to NTFS. Compatible with All Apple ios systems. Using the H2testw can destroy the flash drive memory causing the software test to show that the flash drive is counterfeit or fake. Capacity is 128GB -Color is silver -Quantity is 1