High quality A Grade headphones from Harmon Kardon's AKG brand - which is exactly what you're getting here.The earpieces have been expertly tuned by AKG to deliver the cleanest, crispest highs complemented by the richest bass tones delivering a superb listening experience - you wouldn't accept any less than perfect form Harman Kardon and AKG are no different. The AKG Headphones also feature and inline remote and mic that can be used with an Android device to for taking and making calls, controlling music and some phone functions. The headphones have been designed with comfort as a priority and feature soft rubber ear tips that fit ergonomically in the ear directing sound to the optimal part of the ear. Enjoy music or take calls hands-free using the In Ear Headphones. These headphones feature a 3.5mm jack and are therefore compatible with more smartphones.