Walk Audio Unbelievable Sound Quality, Normally Only Available From Much More Expensive Headphones, These Wireless Headphones Deliver Powerful, Crystal Clear Audio With Ultra-Low Harmonic Distortion At All Levels, To Ensure That Bass, Mids & Highs Are Perfectly Balanced. Connects Easily To Any Bluetooth-Enabled Device To Allow You To Control Music Or Phone Calls Hands Free. Maximum Comfort Is Achieved With High-Quality Padded Ear Cushions And Adjustable, Padded Headband. High-Quality 'Soft-Touch' Finish. Amazing 15 Hours of Playing Time from 2 Hours Charging Time, With 100 Hours Standby Time. Made with Trusound technology