Sony in Ear Driver Balanced Armature Headphones, Made for Ipod, Iphone, Ipad, Microphone for Hands-free Phone Calls, Double Layer Housing, Noise Blocking Design, Noise Isolation Earbuds Single Armature Full Range Driver Noise Isolated Double-Layered Housing Crystal Clear Portable Audio Quality Inline Remote for iPod, iPhone & iPad Built-in Microphone for Phone Calls