WhataCable! USB extension cables are designed to extend the reach of your existing USB A/B cable. Foil and braid shielding reduces EMI/RFI interference and twisted-pair construction helps reduce crosstalk thus ensuring high-speed, error-free data transfer. Connectors: USB Type A Male to Type A Female PC & Mac compatible Extend the distance of your existing USB A/B cable Designed for use with low speed, low power devices only Not for use beyond a total extended single length of 5M For longer lengths, or high-power devices use the WhataCable! Active USB Extension.