15m USB 2. 0 Active Cable with 4 Port Hub The USB2EXT4P15M 15m Active USB 2. 0 Extension Cable features an integrated 4-Port Hub that lets you connect up to 4 USB 2. 0 devices while overcoming distance restrictions and power source limitations. The active USB 2. 0 extension cable ensures performance beyond the 5-meter length limits of standard USB cables. Perfect for applications where you need to extend the connection distance of your USB peripherals, enabling you to connect them up to 15-meters (50-feet) away from the host computer. Plus, the cable allows you to maximize the number of devices connected to your computer by allowing you to connect up to 4 devices through a single connection. For added convenience, the cable comes with a 2A power adapter to provide power to your 4 connected USB devices. The USB2EXT4P15M cable supports the full USB 2. 0 bandwidth of 480 Mbps, and is backed by StarTech. com's 2-year Warranty.