This HBS-830 Mega Bass Dynamic Sound Wireless Bluetooth Stereo Headset is universal and compatible with any cellphone as long as it supports Bluetooth stereo function. You can enjoy pleasure about music and calls brought by this wireless headset. Adopting V4.0 Bluetooth， it ensures stable and reliable Bluetooth experience. With high definition bilateral speakers， it supports application function for convenient use. Featuring with ultra lightweight， compact size and elegant appearance， this HBS-830 is very popular among users. Adopting superior material， it is durable for long-time wear. Ergonomic and humanized design makes it comfortable to wear without pressure and damaging your ears. Don’t miss it out!                                    Features             It supports to connect two cellphones or devices simultaneously<br> Adopt V4.0 Bluetooth version<br> It works with iPhone<br> The maximum 500 hours standby time， 18 hours talk time and 10 hours music time <br> Support APT-X to ensure high definition and high-fidelity tone quality<br> You can set up mute mode during phone time for much private space<br> You can stop vibration to get rid of crank call<br> Support speaker application function <br> Comfortable， ergonomic and humanized wearing style design <br>                                                            Specifications             Frequency Range     20 - 20000Hz    <br> Bluetooth Version     3.0+ EDR    <br> Voltage     4.2V    <br> Color     Black    <br> Charging Time     2-3H    <br> Weight     1.06 oz / 30 g    <br> Dimensions     (6.3 x 4.72 x 0.39) " /  (16 x 12 x 1) cm (L x W x H)    <br> Material     PC & Silicone      <br>                                                             Package Includes            1 x USB Cable<br>1 x One Wireless Headset<br>