Audio Technica BK SOLID BASS Earphones Wired Deep Bass Compatible with High Resolution Sound Sources Black ATH-CKS550X In-ear

φ9.8mm SOLID BASS HD driver that reproduces sharp bass. Large-diameter sound pipe increases sound transmission efficiency and supports high-resolution sound sources Compact body provides both high airtightness and wearability Comes with a pouch for storing earphones and 4 sizes of earpieces. 4 color variations to choose from