This Tripp Lite USB (Universal Serial Bus) A/B Device cable is used to interface a USB device to a USB hub or a Macintosh computer host. Tripp Lite's USB Device Cable features a molded strain relief, double shielding and 24K gold plated contacts for maximum conductivity and error-free data transmission. It is constructed of the highest quality wire allowed by the USB specification and consists of 20 gauge power wires for maximizing the full potential of USB. All Tripp Lite USB products are 100% fully compliant with current USB specifications and all other applicable industry standards. Tripp Lite offers a lifetime replacement warranty on all cable products.