1.New features: Bluetooth 4.1+EDR and AIROHA Chipset strengthen the signal, fast pairing with phones and iPad with high quality audio technology, Powerful audio driver offers balanced audio and crystal clear sounds.
2.Powerful Rechargeable Battery:Built-in polymer lithium battery (100mAh), up to 150 hours of stand-by, up to 5 hours of talk time, 2 hours charging time.
3.Hi-Fi Stereo Sound: Built-in HD Microphone, ensure Hi-Fi Stereo Music Sound and Strong Signal. Let you get high quality and clear voice even in noisy environment like inside a gym and running/cycling on the road.
4.Connect two devices at the same time: You can answer calls with two devices.best Sports Bluetooth Earpiece