NEW GENERATION:Bluetooth V4.1 and 4.0 smart chip efficient and stable data transmission Compact and ultra Light Design Stereo Bluetooth earpiece.Hands free for you to do eveything with the earpiece.</br>LONG-LASTING:50 mAh rechargeable polymer battery provide up to 4 hours talking time(music time:3 hours;standby time:120 hours).</br>AWESOME COMPATIBILITY:Compatible with Any Bluetooth-Enabled Devicessupporting connecting two devices at the same time.</br>BUILT-IN MICROPHONE: Invisible smallest and one-button design.Digital noise-cancelling provides high quality clear and natural voice.You DO NOT even feel its existence but it does.</br>HANDS FREE & WARRANTY:Get free from wire binding upbring more convenience when working outdoing sports and other activities.Get rid of the trouble wire bring.And we provide 12-month warranty and friendly CUSTOMER support.</br></br>Product Description</br></br><b>STEPS FOR USING</b>:<br> <b>1.Start</b>:<br>Start the headset by long pressing the call button 3 seconds.(voice prompt).at the same timethe indicator light(red/blue lights flashing in the state of the bluetooth pairing). Put the mobile phone in pairing mode and search the target bluetooth name??until you can connect the device successfully.<br> <b>2.Music player</b>:<br>Tap the call button to stop the music playing or continue the music.<br> <b>3.Receive or make a call</b>:<br>Then there is a call??the Bluetooth headset will ring.Tap teh call button to receive??hang up or reject a call.<br> <b>4.Automatically call the last phone number</b>:<br>the bluetooth headset will automatically call the last phone number.<br> <b>5.Languages change Function</b>:<br>this earbud has