With dual HD mic and CVC 8.0 noise reduction, it can provide a true stereo call. Our mini charging case will also provide a full day charge to the earbuds so the earbuds are always ON-THE-GO. Auto pairing for Android/iPhone.So our wireless earbuds are made to be paired within 3 seconds through our Instant Pairing Technology. With intelligent touch design, there is no pressure during touch control, easy to operate and easy to use. Reduce the pain caused by the buttons. High-level water-resistant makes it suitable for sports to prevent water ingress. Ideal for sweating it out at the gym or singing in the rain.