UL and RoHS Certified. Hi-Speed USB Revision 2.0 Shielded 28AWG/2C+24AWG/2C (UL) TYPY CM 75c E188722-D Haurtian CSA LL112842 AWM I/II A/B 80c 150V FT4 USB Extension Cable USB Connector Type A Male to Type A Female. USB Extension Cables USB A/A Extension Cable; 3ft WHITE with Hi-Quality Moldover. Supports up to 127 devices on a daisy-chain configuration Fast, 480Mbits/sec transmission speed 24-gauge high performance power wires ensure maximum USB performance Exceeds all USB specifications Molded strain relief and PVC overmolding to ensure a lifetime of error-free data transmissions Use to extend a USB device such as printers, modems, scanners, digital cameras, etc.. Extends the A connection (flat end) of a USB cable. The USB standard limits the length of a usb cable to 5 meters (about 16.5 ft.).