This must be one of the most stylish and unique stereo headphones available today that also delivers excellent sound quality and the bass booster provides an acoustically-tight seal for superior sound isolation, deep bass sound and tight bass response.Features include:Direct sound delivering earpad with soft cushionSwivels for flat and easy portabilityHands-Free phone calls for SmartphonesSensitivity: 102dB/ mWFrequency response: 5Hz – 22,000HzCable: 1.2m3.5mm adaptorPackaged in a custom Swiss Cougar box
