The Cable Matters HDMI Coupler extends the distance of your existing HDMI cable by allowing two cables to be coupled together. Specifications - Connector 1: HDMI (Type A) Female - Connector 2: HDMI (Type A) Female - Supports resolutions at 4096x2160, 3840x2160, 2560x1600, 2560x1440, 1920x1200, 1080p and etc - Supports uncompressed digital 7.1, 5.1 or 2 channels audio - Supports 3D and Ethernet Warranty Limited Lifetime Warranty and Product Support