Aurum Ultra Series - High Speed HDMI Cable with Ethernet - (30 feet) - CL3 Certified - Supports 3D & Audio Return Channel - Full HD - With Ferrite Cores Connects your HDTV to your cable box, satellite dish, Blu-Ray player, and other source devices. Quality digital video, audio, and control signals in one high-performance connection. 28 AWG High purity oxygen-free copper conductor ensures maximum signal transfer. Ferrites cores for protection against RFI and EMI interference. Gold-plated connectors for optimal signal transfer.