3-button operation for better convenience and operability. Trigger the voice assistant by long pressing the play/pause button Magnetic Earbuds.Tangle-Free Braided Cable.Soft comfortable anti-slip earplugs perfectly fit the contour of your ears offering exceptional comfort.The dual dynamic driver structure brings a quality sound experience with the drivers delivering rich bass and crisp treble. Frequency Response Range : 20-40000Hz.Dual drivers ensure low distortion and focus on all frequencies to deliver the complete sound experience whereas a single driver focuses on a single frequency range and distorts at high volumes.10mm & 8mm Dynamic Drivers which produces Crisp Vocals & Rich Bass.Passive Noise Cancellation.Designed for music lovers, this headset from Mi comes with dual dynamic drivers to deliver great sound quality. The braided design of the cable makes it tangle-free. Also, when you’re not using this headset, the earbuds magnetically attach to one another.