Cable Matters Combo, HDMI Female Coupler, HDMI Swivel Adapter and Mini/Micro HDMI 2-In-1 Adapter The combo-pack Mini HDMI and Micro HDMI 2-in-1 adapter, swivel HDMI adapter, and HDMI coupler interconnect your HDMI devices Fully compliant with the latest HDMI standard, these HDMI adapters and couplers are capable of carrying the increased bandwidth of HDMI 2.0 at 18 Gbps Support Audio Return Channel (ARC), HDMI Ethernet Channel (HEC), 48 Bit Deep Color, 32 channel audio, HDCP, Dolby True HD 7.1 audio, and 3D video Support resolutions up to 4Kx2K (UHD) including 4096x2160, 3840x2160, 2560x1600, 2560x1440, 1920x1200, and 1080p Convenient and cost-effective combo-pack adapters and couplers provide spare or replacement units for different equipments. Gold plated connectors resist corrosion and provide rigidity. Grip treads help easy plugging and unplugging