Amazon.com: Plugable Passive DisplayPort to HDMI Adapter, Driverless, Compatible with Windows and Linux Systems and Displays up to 4K UHD 3840x2160@30Hz : Electronics
Monoprice Mini Displayport 1.2a / Thunderbolt To 4k Hdmi Passive Adapter - Black : Target
Mini DisplayPort to HDMI Adapter, 6in
1.8 Meter Passive DisplayPort To HDMI Cable 4K / Ultra HD / 1080p
DisplayPort to HDMI Adapter, StarWare DP Male to HDMI Female Passive Adapter Supporting up to 4K for DisplayPort Supported Computers to Connect HDMI Displays - Space Gray Aluminum : Amazon.com.au: Computers