ATEN 4-Port USB 3.1 Gen 1 DisplayPort 1.1 KVMP™ Switch with Speaker (KVM cables included). Keyboard port type: USB, Mouse port type: USB, Video port type: DisplayPort. Maximum resolution: 3840 x 2160 pixels, Scan interval: 1,99 s. Product colour: Black, Grey, Housing material: Metal, Plastic, LED indicators: Status, USB. Output voltage: 5 V, Power consumption (typical): 2.99 W. Sustainability certificates: RoHS