Blue wired earphones with hands-free calling, featuring 9mm drivers. - Brand: SONY - Model Name: MDR-EX155AP - Color: Blue - Connectivity: Wired - Driver Size: 9mm - Features: Hands-free calling Thank you for viewing. The purchase price was 2,778 yen, and the 1-year warranty has expired. Includes 3 sets of new ear tips. The used ear tips have been removed, and the earphone cable has been wiped clean. Used a few times a month for a year with a PC while working from home.