Sony MDR-XB55AP EXTRA BASS In-ear Headphones with Mic

Powered Bass Duct++ technology delivers deep, responsive bass and powerful sub-bass, making it perfect for low-end focused music styles. Take hands-free calls and switch tracks without ever having to touch your smartphone, thanks to the inline remote and mic. Specially developed 12 mm drivers combine a compact, lightweight design with a high sensitivity of 112 dB/mW, for powerful sound without distortion at high volumes.