Black Box Emerald. Type: Transmitter & receiver, Connectivity technology: Wired, Maximum transfer distance: 393700.8" (10000 m). Transmitter video port type: DisplayPort. Receiver local video port type: DisplayPort, Receiver local keyboard/mouse port type: USB. USB port type: USB Type-A/USB Type-B. AC input voltage: 100 - 240 V, AC adapter output voltage: 12 V, AC adapter output current: 3 A