This Monoprice 4-Port USB 2.0 Hub in black is a high-speed data transfer device, sold as 1 Each. With a 4' cable included, it is compatible with various operating systems such as Windows 98, 2000, XP (32-bit and 64-bit), NT, Vista (32-bit and 64-bit), 7 (32-bit and 64-bit), and Mac OS 9, 10.0, and 10.1. The hub is hot-swappable, and its USB cable tucks away when not in use. It is very easy to operate and does not require any installation.

This USB 2.0 hub has a self-powered housing case made of plastic and is plug-n-lay, making it a convenient device to use. It is also 40 times faster than USB 1.1 products and has a host interface of USB. The black hub's operating temperature is between 20 - 50 deg C, and it is non-condensing. This hub is perfect for anyone who needs more USB ports for their computer.