DP-FF - DisplayPort Female to Female Digital A/V Gender Changer/Coupler
BENFEI Displayport to HDMI Adapter, Dp(Display Port) Male to Hdmi Female Converter with Audio for Lenovo, Dell, HP, Asus and other brand(Dp to Hdmi) : Amazon.co.uk: Computers & Accessories
DisplayPort Female - Female Display Adaptor
Mini DisplayPort to DisplayPort Adapter Female Display port to Male mini DP | eBay
Poyiccot Displayport Female to Female Adapter, 4K Displayport Coupler Adapters, DisplayPort Female to DisplayPort Female Coupler Adapter Displayport Extender Support 3D 4K (DP Female Adapter): Amazon.co.uk: Computers & Accessories