Digital Visual Interface (DVI) is an interface for high-performance connection between PCs and flat screen monitors projectors & HDTV High quality cable provides high speed data transfer keeping the resolution on your display crystal clear. The dual link feature doubles the power of the transmission increasing the speed and quality of the signal. High quality DVI-D cables are ideal for use in professional AV office & home installations Ferrite cores: Provides superior EMI (electro-magnetic interference) protection by using ferrite cores placed near the connectors greatly improving noise resistance A flexible moulded collar at the end of the connector protects the internal wires from any undue stresses or strains