Delock Products 65864 Delock Adapter mini DisplayPort 1.2 male > HDMI female 4K Passive black
Amazon.com: Tripp Lite DisplayPort to HDMI Active Cable Adapter, DP 1.2 to HDMI (M/F), DP2HDMI, UHD 4K x 2K @ 24/30Hz, 6 in. (P136-06N-UHD-V2) : Electronics