Sony Heavy Bass Model with Remote Control and Blue L Headphones, MDR-XB550AP Foldable, Microphone, MDR-XB550AP

A bass booster that delivers overwhelmingly powerful, deep bass. EXTRA BASS features a dedicated 30mm driver for powerful, deep bass reproduction. Hands-free calling and music control via remote are possible with your smartphone. Ear pads that offer both a comfortable fit and airtightness. The Xperia™ exclusive "SmartKey app" allows you to customize remote control settings to your liking.