LifeCHARGE B609 Retractable Ear buds + Folding Necklace Bluetooth with High Definition Sound, Noise Reduction, Stereo Music system for all Smart phones, Tablets, iPads etc. (White) The B609 music necklaces has unique features of retractable earbud cords just push the buttons on the sides and pull until they're the perfect length to ensure your comfort. Push again to retract the cords for easy storage Advanced multipoint V4 technology allows the retractable headset with mic to pair with mobile devices quickly and to stream music and calls with crystal clear HD sound When There's Coming Call, This Bluetooth Headset Will Remind You with Vibration. Will Never Miss Any Phone Call When You Are Doing Exercise or Even in a Noisy Place Folding design allows the retractable B609 headset to easily fit inside of your travel bag or even in your pocket to take with you anywhere Enjoy 18 hours of talk time or 16 hours of music! Battery can last through 300 hours of standby time before requiring a charge