Planar magnetic drivers made by Audeze. Note: You might not get the right sound quality or call performance if the earbud tips' sizes don't match your ear canals' sizes or if the headset isn't worn correctly in your ears. Replace the earbud tips with ones that slide into your ears more securely. Waves Nx is a 3D immersive environment. Level of sound pressure: >120 dB Head tracking technology from Waves Nx High-level audio personalization Pop-filter detachable noise-cancelling microphone Interconnection Wired technology