The high-precision condensing fiber lens technology enables to be highly focused, reduces the reflection of on the inner wall, and completely guarantees the lossless transmission of the optical signal, so that the sound quality is clear and transparent, the sound quality is restored, and the signal integrity is maintained. The -up plug is very convenient, can accurately align the optical signal, and successfully transmit large amounts of data. Overweight plug, close to the optical fiber interface, also easy to plug and unplug. High-speed, high-reliability, low-loss broadband transmission performance. Long lifespan, very suitable for decorative dark lines. The body is soft and flexible. Name: Metal Digital Audio Cable Core material: optical fiber Wire: Aluminum Interface technology: gold-plated Product Usage Audio optical cable is a necessary cable for multi-channel (5.1, 6.1 and 7.1) AC-3/DTS decoding, suitable for short-distance signal transmissions using optical digital terminals, communication and audio equipment amplifiers, DVD players , VCR, CD player, , AMP, PLAYER, mini disc, digital-to-analog converter, satellite receiver and optoelectronic equipment; Switch, 1394 card, optical fiber sound card, cable set-top box, digital camera, copier, printer, printing equipment, optical Sensors and industrial equipment, automobiles, medical equipment and . Colour: as shown Material: Plastic + metal Size: Length: about 2m Package Contents: 1 * Digital Audio Cable Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.