1.for mobile 2.Radiation protection 3.Noice reduction system 4.Contracted design Supports for i phone,PC ,notebook,computer,MP3,MP4,MP52. ... 3.Noice reduction system 4.Contracted design2011 latest promotion gift for mobile phone handset ,cell phone headset Feature:1. Radiation protection( ... Iphone ,iPad,and Mac,or any other 3.5mm jack mobile phones7. Turns your tablet computer into a telephone via ...