Listen to music, take calls and hear the sounds around you! The Lucid Audio Hearing Headphones with Bluetooth use AMPED technology to amplify outside sounds up to 9 times! Recessed individual volume knobs let you precisely adjust the amount of ambient sound reaching each ear. The headphones also have sound activated compression to protect you from loud harmful noises. These black and blue Bluetooth headphones have ultra low profile earcups with folding, formfitting design to ensure the best sound and provide quality protection. The HD speakers/drivers ensure audio quality for natural sound clarity! Lucid Audio headphones—engineered for the way you live and the things you love.