Bengoo In-Ear Wired 3.5mm HIFI Headphones Earphones Earbuds Headset with Microphone for iPhone iPad Android Phones Windows Phones MP3 MP4 and Tablets and for Running Sports - Carrier Packaging - Black High performance copper driver unit, have an accurate resolution than ordinary driver. Sound performance is clear treble exquisite vocals and heavy bass More comfortable to wear, with memory foam tips With a HD microphone, have a better sound quality of people. Comfortable to wear for long time, will not cause discomfort as ordinary in ear headphone. The headphone with better noise isolation, to prevent leakage of sound, the full enjoyment of the headphone sound. Feel comfortable wearing with the ergonomics designed headphone