UGREEN HDMI Extended Adapter High Speed HDMI Female to Female Coupler Adapter Support 3D 4K 1080P HDMI Extender for TV Roku stick Chromecast Nintendo Switch Xbox PS4 PS3 and Extending Your HDMI Device Convert an HDMI male interface into HDMI female Extend your HDMI devices by connecting 2pcs HDMI male to male cables together With gold-plated connectors that resist corrosion while offering optimum signal transfer Support Audio Return Channel, HDMI Ethernet Channel and 3D Maximum Resolution Supported: Only for Max 4K UHD 38402160 at 30Hz.