Easy LZ A2S Dynamic and Armature Headphones Hifi Fever Earphone As K3003 DIY Custom Headset with Microphone (Gold with mic) The sound from these buds is really surprisingly good. The noise cancelling works pretty well. this is the upgrade sound from LZ-A2,very good bass,Applying powerful high-performance hybrid dynamic and balance armature drive units, achieving higher sensitivity and wider frequency response. With remarkable medium frequency resolving ability ,able to Identify slightest sound Changes. Precise and high audio reproduction. Super Bass exciting and engaging suitable for all kinds of music style--Pop, Rock,Country and others. With the stylish design and high-end sound quality,this earphones are designed for the latest generations of iPod, iPhone, and iPad. They work with all Androids, tablets, mp3 players, and related devices.