Support HD voice calls.Solid structure and high-quality chips make the product more stable and durable.Hifi DAC chip intelligent decoding technology, DAC digital decoding 32Bits 384KHz.Using high-performance noise reduction technology, no noise, no current sound, restore every detail of the sound.The vehicle's built-in AUX audio interface is applicable.Support system: Compatible with win7/8/10 and OS X iOS10/Android4.0 and above operating systemsSupported devices: Compatible with Google Pixel series////// S10 NOTE10 series mobile phones, Ipads and laptops, support digital devices with type-c interface audio input and output.Connector type: 3.5mmChip model: ALC4050Sampling value: support 384KHz, 32bitFrequency Response: 20Hz~20KHzSignal-to-noise ratio: 100dB TYPEShell material: aluminum alloy + ABSLength: 1.2mColour:greyMaterial:Aluminum ABSPackage Contents:1 x Adapter CableOnly 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.