Sony Mdr-Ex75/Blk Ex Earbuds Headphones with 9mm Hi-Sensitivity Driver (Black) 9Mm High-Sensitivity Driver Units For Realizing Wider Dynamic Range Angled Driver Unit For Comfortable Fit 2-Ft Cord Includes 2-Ft Extension Cord, 3 Sizes Of Earbuds (S, M, L) & Carrying Case Black New 9mm hi-sensitivity driver units for wider range New earbud shape allows for comfortable wearing Short cord (2 feet) & extension cord (2 feet) supplied