Hdmi 1. 3; support: 480i/576i/480p/576p/720p/1080i/1080p + 3D; support HDCP Attention: this VHD-1X2MN3D does not work when the both the HDMI source and the display are 4K units, it will end up with no video. Because it is NOT forward Compatible to HDMI V2. 0. It will work when either the source or the display is an HDMI V1. 3 /1080p unit. In durable metal jacket; includes universal 100V - 240V Universal power adapter with US plug