High concentration fiber optic lens technology focuses highly, greatly reducing the reflection of on the inner wall, fully ensuring the non-destructive transmission of light signals, making the sound quality clear and transparent, restoring the authenticity of the sound, and maintaining signal integrity. The -up plug is very convenient for accurate alignment of optical signals and successful transmission of data volume. Ultra heavy-duty plug, tightly attached to fiber optic interface, and also very convenient for insertion and removal. Wideband transmission performance with high speed, high fidelity, and low loss. Long service life, very suitable for decorating fabric with hidden lines. The thread body is soft and has good flexibility Interface type: Standard square interface Scope of application: Suitable for DVD and computer sound cards to output fiber optic digital signals to power amplifiers, transmitting 5.1 and 7.1 multi-channel audio signals with one cable; Suitable for fiber optic interfaces of both parties. Due to different batches, there may be differences in product appearance and printed text, which will not affect use. Colour:Black Material:pvc Package Contents: 1 * Audio distributor Only the above package content, other products are not included. Note: Light reflection 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.