The usb3sdockdd usb 30 laptop docking station delivers display flexibility faster device charging and desktop convenience to your home or office workstation from just a single connection point the docking station instantly adds two dvi ports plus hdmireg and vga adapters a usb 30 hub with two quick charge ports gigabit ethernet and a 35mm headset jack to your usb 30 equipped laptop for hassle free docking display flexibility discover multi monitor freedom boost your productivity