4GB USB 2.0 Stealth Flash Drive Axiom USB Drive is roughly the size of a car key and allows you to transport your digital assets both securely and quickly. You no longer need to be challenged by lengthy installs, slow transfer speeds, or compatibility issues.` With the USB Drive, you can quickly synchronize vital personal files between computers at work, home, or school without hassle. Supports USB specification version 2.0 with a transfer rate up to 480Mbits per second at full speed. Fully backwards compatible with USB 1.1. Support Windows ME/ Windows XP/ Windows 2000/ Mac 8.6 or above / Linux 2.4.0 or above, without any other device.