PERFECT SOUND QUALITY: Advanced apt-X sound bluetooth 4.1 technology offering balanced audio and crystal clear sounds for perfect listening experience</br>NOISE CANCELLATION : Built-in microphone with CVC6.0 noise cancellation provides you a hands-free high fidelity and stereo sound even in running gym exercises or on the road</br>SECURE FIT & CONVENIENCE: The ergonomic design earphone tips hold your buds in place during rigorous workouts. Easy to operate Yes or No voice control when call comes</br>COMPATIBILITY: Earbuds that work with all smartphones tablets and music players it can pair with 2 different devices simultaneously</br>LONG-LASTING ENJOYMENT OF MUSIC: About 6 hours talking time 4 hours playing time 2 hours charging time 200 hours standby with a single charge so you have less time charging and more time doing</br></br>Product Description</br></br><b>Excellent audio feeling</b><br> Noise cancellation provide superb echo audio ensure you enjoy perfect music feeling.<br><br> <b>The persuit of quality life</b><br> Ergonomic and sweatproof design perfect for relaxing at home also suitable for jogging running camping etc. <br><br> <b>Free yourself from wires </b><br> Built-in Microphone to answer the call: say YES or press the Multifunction Button(MFB) Free Yourself From Wires. <br><br><b> Easiest Way to Manage Battery Life</b><br> Our new LifeStateTM technology interfaces with Apple iOS and latest Android devices to show you at a glance how much battery life is left in your headset. <br><br> Bluetooth Version:V4.1<BR> Chip:CSR8635<BR> Charging:Power adapter outpu