The Plugable USB2-EXT-D1 is a USB 2.0 extension cable 44 inches in length that ends with a single vertical-facing, dock-style port. Its passive design passes USB signals through to the built-in port on a PC with 100 percent compatibility and performance. It"s a useful accessory for your desktop for devices that are unplugged/replugged frequently, such as USB flash drives--letting you avoid digging under desk to attach the devices. Lightweight and small. Included in the package Standard USB 2.0 Type-A male to Type-A female passive cable with integrated vertical stand/dock.