Features:<br />1.Wireless binaural stereo， left and right ear channel separation， HIFI sound.<br />2.Monaural/binaural stereo dual mode free switch.<br />3.CSR Bluetooth program， dual-mode Bluetooth version 4.2， using 2.4GHZ Bluetooth band.<br />4.Left and right ears are built 85mAh exclusive customized steel explosion-proof rechargeable lithium battery.<br />5.Magnetic charging base， built-in 600 mA lithium polymer battery.<br />6.Built-in CVC6.0 noise cancellation technology to provide a quiet call. <br />7.Smart 1 to 2， which can connect two phones at the same time.<br />8.Support Android and IPhone power display.<br />9.Support voice calls (Chinese， English， Korean) and switch voice prompts language (Chinese， English， Korean).<br />10.Battery voltage real-time monitoring， low voltage warning， ultra-low voltage automatic shutdown protection.<br /><br />Specification:<br />Bluetooth version: V4.2<br />Color: White， Black， Blue， Red， Pink， Navy Blue<br />Noise reduction: CVC6.0<br />Transmission distance: 10-15m<br />Battery capacity: Bilateral 85mAh<br />Voice prompt: Yes<br />Charge station capacity: 600mAh<br />Work time: 4-5 hours for twin， 6-7 hours for one wireless earbud<br />Standy time: 120 hours<br />Charging time: 1-2 hours<br />Wear Style: in-ear<br />Charge station size: 6.0*5.3*2.3cm<br />Single earbud size: 2.7*2.0*1.8cm<br /><br />Packing List:<br />2 * Bluetooth Earphones<br />1 * Charge Box<br />1 * Charging Cable<br />1 * User Manual