Toshiba transmemory u401 64gb metal usb 20 flash drive the toshiba transmemory u401 usb flash drive makes it simple to store media securely in a small and stylish metallic body color metallic capacity 64 gb power bus powered from usb port interface hi speed usb 20 compatible dimensions 380 mm l x 122 mm w x 45 mm h weight approx 55 g warranty 5 years details here you find further product specifications syst