Wireless earbuds with high-performance noise canceling. - Brand: SONY - Model Name: WF-1000XM5 Thank you for viewing. Experience the ultimate sound with Sony's newly developed 8.4mm driver unit "Dynamic Driver X." The diaphragm structure combines different materials for the dome and edge, with the soft edge reproducing deep bass and the lightweight, high-rigidity dome reproducing extended high frequencies. High-quality processing from signal processing to playback suppresses distortion, achieving overwhelming high sound quality with high reproducibility.