The SM-B1 Sports Wireless Hands-free In-ear Bluetooth 4.0 Headset lets you answer phone calls and listen to music hands-free. It streams audio from smartphone or tablet via Bluetooth V4.0 connectivity， which also means that this headset has low power consumption and low latency. High-grade driver units reproduce quality sounds for an enhanced experience. Even better， it supports hands-free， voice dial and redial， offering you totally wireless freedom. Inbuilt mic is sensitive enough to pick up your voice clearly. Isn’t it brilliant? Click and order now!                                    Features             Let you answer phone calls and listen to music hands-free<br> Bluetooth V4.0 connectivity features low power consumption and low latency<br> High-grade driver units reproduce quality sounds for an enhanced experience<br> Support hands-free， voice dial and redial for totally wireless freedom<br> Inbuilt mic is sensitive enough to pick up your voice clearly<br> Ergonomically designed ear hooks for maximum comfort<br> Built-in remote for quick access to volume and call control<br> Compatible with most Bluetooth-enabled devices<br> Lightweight and easy-to-use <br>                                                            Specifications            Bluetooth Version    4.1     <br>Connecting Interface    Micro USB    <br>Cable Length    0.6m    <br>Talk Time    5 huors    <br>Music Time    5 hours    <br>Standby Time    150 hours    <br>Charging Time    1.5-2 hours    <br>Suitable for    Portable Media Player， Mobile Phone， Computer    <br>Color    Black    <br>Dimensions    (28.74 x 1.57 x 0.39)" / (73 x 4 x 1)cm (L x W x H)    <br>Weight    0.6oz / 17g     <br>                                                            Package Includes            1 x Bluetooth Headset<br>1 x USB Cable<br>