Get rid of noisy noise from busy street and protect your ear from radiation by wearing this HBS-830 3.5mm Neckband Style Bluetooth V4.0 Stereo Headphone. Its in-ear design offers much comfort and guarantees the best play and transmission of music or voice. High quality string is durable for long-term use. Supporting IOS !#!amp!*! Android systems as well as Bluetooth V4.0， this headset shows its top-grade level. Moreover， universal use design with standard head makes it more functional and accessible to many types of cell phone. Just take action!                                    Features            Small， light and stylishSupport IOS !#!amp!*! Android systems， Bluetooth V4.0， battery display and vibration warningAdvanced technology in echo cancellation !#!amp!*! noise reduction ensures exceptional sound qualityIt is able to connect two products at the same timeExperience less vibration but more fair-sounding melody of your musicComfortable in-ear design conforms to the requirements of human engineering and guarantees the best play and transmission of music or voice                                                            Specifications             Material     ABS    <br> Support System     IOS， Android    <br> Headphone Style     Neckband    <br> Microphone     Yes    <br> Earphone Jack     3.5 mm    <br> Frequency Response Range     2.402GHz-2.480GHz    <br> Color     Pink    <br> Weight     1.27oz / 36g    <br> Dimensions     (6.3 x 5.32 x 0.79)" / (16 x 13.5 x 2)cm (L x W x H)     <br>                                                             Package Includes            1 x Headphone<br>1 x Manual<br>1 x USB<br>1 x Earplugs <br>