Take music wherever you go with the OV-A2 3.5mm Stereo Headphone Headset with Microphone! Featuring adjustable construction and soft， hypoallergenic earpads， the headphones provide you maximum comfort with an active fit. Its lightweight design won’t cause pain even after long hours’ wearing. What’s more， equipped with high-grade driver units， the headphones reproduce rich， crisp bass response and faithful dynamic audio. The built-in microphone has good attenuation of ambient noise， making every recording clear and cool. Additionally， 3.5mm standard input is compatible with most audio devices including cellphones， MP3s and computers. Don’t hesitate to get one now!                                    Features            Adjustable construction and soft， hypoallergenic earpadsProvide you maximum comfort with an active fitLightweight design， won’t cause pain even after long hours’ wearingEquipped with high-grade driver unitsReproduce rich， crisp bass response and faithful dynamic audioThe built-in microphone has good attenuation of ambient noise3.5mm standard input is compatible with most audio devices including cellphones， MP3s and computers                                                            Specifications             Sound Channel     Two-Channel(Stereo)    <br> Support Protocol     A2DP + AVRCP + HSP + HFP    <br> Speaker Material     NdFeB    <br> Speaker Dimension     1.57" / Φ40mm    <br> Sensitivity     102 ± 3 db S.P.L at 1KHz     <br> Frequency Response     20 Hz-  20，000 Hz     <br> Cable Length     47.24" / 1.2m    <br> Plug Type     Φ3.5mm Stereo    <br> With Microphone     Yes    <br> Weight     6.88 oz / 195 g    <br> Color     White + Orange    <br> Dimensions     (7.09 x 7.48 x 3.15)" / (18 x 19 x 8)cm (L x W x H)    <br> Impedance     32Ω    <br> Rated Power     15mW    <br> Power Capability     150mW    <br> Microphone Unit     6 x 5mm Dia.Electret Condenser    <br> Microphone Directivity     Omni Directivity    <br> Microphone Sensitivity     -58 db ± 2 db    <br> Microphone Impedance     Low    <br> Microphone Frequency Response     30Hz - 16，000Hz    <br> Microphone Standard Operating Voltage     3V     <br>                                                             Package Includes            1 x Headphone<br>1 x Cable<br>