Earphone headset could not only be used for listening to music， but also used for picking up phone calls. Let this Cwxuan Mini Sports Bluetooth V4.0 Neckband Headphone with Mic / Micro USB bring you countless convenience during usage! It adopts high-class plastic material and with exquisite workmanship， ensuring excellent durability and quality. Built-in 110mAh Li-polymer battery， the headphone keeps long-lasting working performance. It supports one-key answering or rejecting， one-key playing music or pausing， volume adjustment and last-number redialing etc. Also， ergonomic design makes this headphone comfortable to wear.                                    Features            It provides a comfortable， curved fitSuperior music and voice quality. Premium， comfortable， and intuitive designDeliver as excellent sound quality as possible wherever you areSupport Bluetooth V4.0Built-in 110mAh Li-polymer battery， the headphone keeps long-lasting working performanceSupport one-key answering/rejecting， one-key playing music/pausing， volume adjustment and last-number redialing etc.Great for listening to your favorite music while walking， shopping， or doing errands; also keep you connected with your families and friends                                                            Specifications            Built-in Battery Capacity    110mAh    <br>Battery Type    Li-polymer Battery    <br>Talk Time    8H    <br>Music Play Time    6H    <br>Standby Time    200H    <br>Power Adapter    Micro USB    <br>Material    Plastic    <br>Support System    Cellphone / Tablet PC / iPhone / iPad / iPod    <br>Headphone Style    Neckband    <br>Microphone    Yes    <br>Cable Length    12.2" / 31cm    <br>Color    Black    <br>Weight    0.6oz / 17g    <br>Dimensions    (4.13 x 3.74 x 0.98)" / (10.5 x 9.5 x 2.5)cm (L x W x H)    <br>                                                            Package Includes            1 x Headphone1 x Micro USB Cable (31cm)1 x User Manual1 x Pouch