Features 1.Applicable: Optical fiber cable is used for the connection between DVD, CD player and amplifier; the connection between computer and amplifier; the connection between PS II, PSIII, HDVD and amplifier; the connection between digital TV set?top box and the sound of amplifier. 2.Low Attenuation, Dust Free Spherical Surface: Digital optical fiber cable attenuation is less than 0.18dB per meter, and the optical head end is treated with dust free spherical surface. 3.Premium Material: Optical fiber cable adopts zinc alloy head with 24K gold plated interface, full copper shell, extra thick cotton mesh with PVC transparent material, full fluorine resin fiber guide core. 4.Professional Design: Optical fiber cable adopts professional design optical fiber sound cable, high flux and frequency width is 5?10 times of common optical fiber. 5.High Density: Optical fiber cable adopts high density wire to enhance the service life of the wire, through the fatigue test such as pulling, bending and swinging, tightly polished to avoid interference, soft and moderate for easy storage and carrying. specificationItem Type: Optical Fiber Cable Material: Zinc Alloy, Silicone, Nylon Braiding Wire Fiber Diameter: Approx. 1mm/0.04in Diameter of Outer Layer: Approx. 6.0mm/0.24in Fiber Material: PMMA Application Wavelength: 650nm Attenuation: 0.18dB/m Insertion Loss: 0.40dB/m PackageList1 xOpticalFiberCable NotePlease allow for some errors in manual measurements.