easily connects 2 HDMI cables into 1 HDMI cable for long distance extension purpose and turn HDMI male port to female port for connecting other device;

HDMI female to female 4K coupler comply with HDMI 2.0 standard, support 4K HDR Pass Through with HDMI 2.0 Cable and display resolution up to 3840x2160, 2560x1600, 2560x1440, 1920x1200, and 1080p so you will capture every detail;

his hdmi female adapter support Audio Return Channel, HDMI Ethernet Channel, 3D and 7.1, 5.1 Dolby digital sound pass through for you to surround by rich sound;