Toshiba HI Speed Port Replicator III, Black (PA5116U-1PRP) Includes 2 x USB 3.0 Ports for high data transfer rate and greater functionality Easy one-touch connection to your desktop environment eliminates the need to reconnect cables Supports warm docking/undocking and wake-on LAN and wake up USB Accommodates extended capacity battery, No need to remove it when you Dock System switch with one-touch Disconnect button