Brand Ruseno Model 30089 Quantity 1 Piece Color White Material Plastic Compatible Models Cellphones w/ 3.5mm jack such as Iphone HTC Nokia and Samsung etc. Microphone Yes Earphones Type In-Ear Earphones Headphone Jack 3.5mm Impedance 32ohm Sensitivity 102dB S.P.LAT 1KHZ Frequency Response Range 20~20000Hz Cable Length 140 (after stretched: 160) cm Features Anti-radiation radiation is reduced by more than 1000 times comparing w/ using mobile directly more than 60 times w/ common headphones and more than 20 times w/ bluetooth headset; Radiation levels is 30 times lower than the requirements of the Hygienic standard for environmental electromagnetic waves; Suitable for pregnant people driver kids old people people w/ brain problem and people always wearing earphone Packing List 1 x Earphone