i7 TWS blue tooth headphone, V4.2 bluetooths wireless i7s earphone for
phone/mp3/computers/laptop
1.Advanced V4.2+EDR bluetooth system which allow 2 devices connection simultaneously and provide faster transmission to pair with phones automatically just one second. With built-in Mic, great for hands-free calling, listening to music, chatting with friends, or work use.2.Pressing to answer or reject phone calls, Bluetooth pairing, power on and power off, pretty easy to use. Headphones are widely compatible with most of Bluetooth-enabled IOS Android devices, such as iPhone, iPad, Samsung, Moto, HTC, Huawei etc.3.Mono HiFi stereo sound w/ Built-in HD MIC, enjoy HiFi stereo music and calls handsfree.4.One single 80 minute charge support 100 hours standby, 3-5 hours talking. USB Charging Cable included.