Built-in microphone noise cancelling headphones clearly sound simple hands-free with voice reminder compatible with ios iPhone android bluetooth device</br>Lightweight simple Unique design comfortable soft earbuds in ear steady</br>Csr Bluetooth V4.1 Chipset?? voice control and connect "Siri " easy?? providing steady Bluetooth signal and compatible with 100% Bluetooth-enabled music players device</br>Easy to pair?? control volume?? start / stop the music and call?? the 180 degrees flip allows to adjust the angle and fit this headset in ear</br>Support connect to 2 devices: it can be connected with up to 2 Bluetoot"ices?? like iPad+iPhone?? at the same time through Bluetooth?? 12 Month Warranty via Gaoye</br></br>Product Description</br></br><b>Gaoye R9 Wireless Voice Reminder HD Hands-free Bluetooth Headset</b><br><br> <b>Features:</b><br> Bluetooth: V4.1<br> Pairing Model: R9 <br> Voice Reminder<br> Charging Time: about 1 hours<br> 6-8 Hours Of Listening / Talk Time?? 180 Hours Of standby time<br> Compatible most iOS / Android smart phones and Tablets and Windows Tabelets Bluetooth devicesv<br> One Piece Design Comfortable Wearing On Both Left Ear or Right Ear.<br> Support Incoming Phone Calls Number Spelling.<br> Support Connecting On Both Phone Simultaneously.<br><br> <b>How to use: