new QY8 wireless bluetooth earphoneModel: CT-QY8PRODUCT DEscriptION: 1.Wireless Bluetooth V4.1:Multipoint pairing,Website:http://www.smartcoolproduct.com, connect to 2 cell phones or tablets simultaneously, will never miss a phone when enjoying music.2.Talk/Music playtime:about 10 hours;Charging time:about 2 hours.3.Clear bass resonance,and superior sound isolation. Not only music, bluetooth phone still HD.4.Never fall off when workouts. Ergonomic in-ear design with medical grade silicone ear gels and stabilizers, providing you the most comfortable wearing earbuds full day.5.Lightweight and sweatproof design for running.Function characteristics:Bluetooth V4.0 versionSupport voice to answer the phone.Supports Bluetooth Headset musicSupports music songSupport the last number redialVoice reporting function.Bluetooth Headset operation voice prompt function.Supports Micro message, vehicle navigation, QQ voice software.Conversation 8-10 hours; listening to music 10-12h, and 150 hours of standby time.Certificates: CE,ROHS,FCTransmission distance: 10mFrequency Response: 20Hz-20KHzCharging Interface: Micro USBIP Grade: IP67