Package Included:<br />1 x Wireless Bluetooth V4.1 Headset<br />2 x Earbuds (S， L)<br />1 x Charging Cable<br />1 x User Manual<br /><br />Features:<br />Size: Approx. 5.7x4.1cm/ 2.24x1.61"<br />Version: Bluetooth V4.1<br />Charging Method: Power supply with output of DC5V 150mAh<br />Battery: Rechargeable lithium-ion polymer battery<br />Battery Power Class: Class 2<br />Profile Supported: HSP/HFP/A2DP/AVRCP<br />Support System: IOS，Android，Symbian<br />Talk Time: about 4.5 hours<br />Listen Time: about 4 hours<br />Standby Time: about 180 hours<br />Charging Time: 1.5 hours<br />Transmission Distance: 10 meters<br />Frequency Range: 2.4GHz<br />Play audio file from a mobile phone， laptop or other Bluetooth device connected with it (AV dongle: General; dongle)<br />Play audio files from a PC after connected with its dongle， and also support wireless internet voice chat through QQ， MSN and SKYPE<br />Fashionable earhook design， ultra comfort earpiece and personality<br />Your ultimate comfortable choice for wireless music and call when training