ATEN 4-Port USB 3.0 4K HDMI KVMP™ Switch with Audio Mixer Mode. Keyboard port type: USB, Mouse port type: USB, Video port type: HDMI. HD type: 4K Ultra HD, Maximum resolution: 4096 x 2160 pixels, Video bandwidth: 60 Hz. Product colour: Black, Housing material: Metal, Plastic. Power source: DC, DC input voltage: 5 V, Power consumption (typical): 2.535 W. Sustainability certificates: RoHS