Avantree Audition, the latest Bluetooth 4.0 stereo?headphones with microphone from Avantree family. It features?with over the ear design which will be much more comfortable With NFC function, you can touch your phone to it and the?headphones will turn on, connect or disconnect. They are?light weight and stylish. The buttons on the ear cup allow?you to play / pause music streaming, receive calls,?adjust the volume etc. It can connect two devices and the?battery lasts forever (up to 40hrs)! Even if the battery is?low, you can plug them in with the audio cable and use like?wired headphones! <br><br>Features:<br> Bluetooth 4.0 stereo headphones for wireless music steaming. <br>High-fidelity stereo sound quality with aptX codec. <br>Easy one touch pairing with NFC technology. <br> Additional audio line input, for use when battery is low. <br>Never miss a call - auto switching between music and calls<br>Ultra-soft over the ear pads with adjustable headband. <br>Long music time - up to 40hrs. <br>It can connect to two phones. <br>Gaming and chat and VoIP (Skype, MSN, etc) <br><br>Specifications<br>Bluetooth V4.0 with EDR<br>Supports profiles: headset, handsfree, A2DP, AVRCP<br>Operation range: Class 2, 10 meters<br>Up to 40 hours music time and 20 days standby time<br>Headset size: 180mm x 170mm X 80mm<br>Headset weight: 180g