-Connections: 1x USB type A male to 1x USB type A female - Daisy-chain up to 5 USB Extender Pro system modules for connections spanning up to 56m - The starting piece of a daisy-chain connection must be the 8m Active Extension Pro (Lindy No. 42780) - This hub cannot be used individually - A low-power USB device (100 mA) can be connected to the type A female - The type A female connector has a special locking design to prevent inadvertent disconnection of other extension modules - The special connector is only suitable for the connection of USB cables or slim USB devices - To connect USB devices with a higher power consumption or multiple USB devices, please use the 8m Active Extension Pro Hub (Lindy No. 42781) or 12m Active Extension Pro Hub (Lindy No. 42783) - Compatible with USB 2.0 - Backwards compatible with USB 1.1/1.0 - Supports high/full/low speed (480, 12, 1.5 Mbps) - USB powered - Supported operating systems: Windows Me/2000/XP/Vista/7, Mac OS, Linux - Plug & Play (no additional drivers required)