... and novel,meet the taste the yong 3.well produced earhook earpiece 1.novelty and fashion 2.widely use and products ... ,color,shape,logo4.light and comfortable wear,enjoy the music with the good performance soundsTechinical data speaker diameter Ø15mmimpedance 32Ω±15 ... , can passed CE,FCC,SGS,Rohs testing Pictures for reference earhook earpiece