1. High-precision concentrated fiber lens technology, which makes highly focused, greatly reduces the reflection of on the inner wall, completely ensures the lossless transmission of the optical signal, makes the sound quality clear and transparent, restores the sound quality, and maintains the signal integrity. 2. -up plug is very convenient, can accurately align the optical signal and successfully transmit large data volume 3. Super heavy-duty plug, close to the fiber interface, is also very easy to plug 4. High speed, high fidelity, low loss broadband transmission performance 5. Long service life, very suitable for decorating dark lines. The body is soft and elastic. Product usage: Audio Fiber Cable is a must-have cable for multi-channel (5.1, 6.1, and 7.1) AC-3 / DTS decoding for a variety of short-range signal transmissions with fiber optic digital terminals, communication and audio equipment amplifiers, DVD players, VCR, CD player, , AMP, PLAYER, mini disc, digital to analog converter, satellite receiver and optoelectronic device, switch, 1394 card, fiber optic sound card, cable set top box, digital camera, copier, printer, printing equipment, light sensor And industrial equipment, automobiles, and Description: 1. Remove the dust caps on both ends of the fiber optic cable plug and insert the fiber optic connectors (OPT OUT, OPT IN) for each device. 2. Do not bend the fiber optic cable to an angle of less than 50 degrees to avoid damaging the fiber core. 3. Before use, remove the dust cover on the fiber plug and keep the fiber plug clean. 4. The fiber plug has directionality. When using it, make sure that the plug and socket are oriented the same before plugging in the socket. Colour: black Material: metal Size: 2 Meter Package Contents: 1 x 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.