Toshiba Dynadock Wireless U Expansion/Docking Station. Wireless connection from your laptop to all your accessories for maximum convenience. Built-in HD digital video card supports an additional monitor up to 1680 x 1050 resolution. Ability to view up to three displays simultaneously. Built-in digital audio card supports 7.1 surround sound through S/PDIF port. 6 USB ports. including 2 front Sleep-and-Charge USB ports to supply power even if your PC is off; charge your cell phone/MP3 player/etc. Everything is in the box including a Wireless USB dongle for easy setup. Space-saving upright slim design reduces cable clutter on your desk space. Use of docking station reduces wear-and-tear on PC ports and cable plugs. One touch undock/dock button makes docking quick and easy. Easy installation software; includes all video and audio drivers, including TOSHIBA dynadock wireless U Utility to customize your dynadock wireless U experience. Universal compatibility with all Windows-based PC brands.