ALL TRIPP LITE USB CABLING INCLUDES SUPERIOR FOIL SHIELDING FOR RELIABLE, ERROR-FREE DATA COMMUNICATIONS. MOST NEW PC'S AND MACINTOSH COMPUTERS FEATURE A USB (UNIVERSAL SERIAL BUS) PORT WHICHPROVIDES A UNIVERSAL CONNECTOR TO LINK DIGITAL CAMERAS, SCANNERS AND OTHER PERIPHERALS TO A COMPUTER. USB'S UNIVERSAL CONNECTOR ELIMINATES THE NEED TO ADD A COSTLY AND CONFUSING ARRAY OF ADAPTERSTO YOUR SYSTEM. THE SIGNIFICANTLY FASTER DATA TRANSFER RATES OF USB2.0 (UP TO 480 MBPS), MAKE IT PERFECT FOR MULTIMEDIA APPLICATIONS. Also for use with USB v1.1 cabling for active extensions that can reach up to 75 ft.