Fully supports 4K resolution at 60Hz and backward compatible with full HD 1080P video to external HDTV display, monitor, or projector； Supports for an HDMI Audio Reverse Channel (ARC), HDMI Ethernet Channel (HEC), 48-bit color depth, 32 channel audio, Dolby True HD 7.1 audio, and 3D video; HDCP compliant for viewing content protected video; Category 2 HDMI cables support an increased bandwidth up to 18 Gbps；