This optical digital audio cable is made of , which can withstand use. Features the PVC, nylon and PMMC material, which has high durability, not easy to deform. Fine workmanship, ensures practicality. This optical digital audio cable will make signal transmission easier and smoother. Features -Color:Golden -Material: PVC, nylon, PMMC - Size: 100.00X1.50X1.50cm/39.30X0.59X0.59in Wire diameter: 7mm Transmission frequency: up to 250Mb/S - The is highly focused, which greatly reduces the reflection of the on the inner wall of the fiber, thus shortening the transmission stroke. - Stable signal transmission, providing transparent, agile and -definition sound . - Premium optical fiber cable specially developed for Hi-Fi audio system and home theater system. The digital transmission frequency is up to 250Mb/S. - Through this line, the audio signal applied to communication audio playback equipment such as video recorders, power amplifiers, , and is output to speakers. - workmanship, reasonable structure, and practical, can bring you convenience. Package list: 1 x Optical Audio Cable