Built-in cs43198 decoding chip and ct7601usb chip low power consumption and high performance, excellent listening experience can be retracted and retracted freely face various curvature control forces. 2.5d curved tempered glass lens It adopts 2.5d curved tempered glass lens surface, which has better appearance and better heat dissipation, anti-scratch, anti-fouling and non-stick fingerprints. 8-strand three-dimensional braided single crystal copper silver-plated wire The single crystal copper wire core helps optimize the burrs caused by the headphone amplifier chip. the high-purity copper and special molecular structure contribute to digital transmission to truly achieve audiophile-grade sound quality Colour: Silver Material: ABS Package Contents: 1 x Audio Adapter 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.