HDTV Supplys WolfPack 4K 5x1 HDMI Switch with USB Charger is a high performance 5 - Input HDMI and one HDMI output switcher with a USB port which can power the 5x1 HDMI Switch from a USB on your TV. The HDMI Switch with USB Charger supports all 3D TV formats in addition to all HDTV formats up to 4Kx2K. Furthermore, the remote control gives uses to complete control over the selection of sources and makes the device incredibly user friendly. Heavy-duty cool metal enclosure protects the insides and keeps the unit cool by aiding in quick heat absorption.