HIGH FIDELTY LISTENING QUALITY :- Featuring Bluetooth and HD rendering technology that produce incredible sound quality and authentic sound performance no matter in calls or listening. Provides faster pairing, stable connection and signal transmission ..ONE STEP PAIRING :- Picking up both earbuds from the Charging case, they will pair to each other automatically, then just turn on the bluetooth menu in your device, find the earbuds and click to connect, very easy. Please notice that the earbuds can be reconnected to your device automatically after initial pairing..TRUE WIRELESS AND HIFI-STEREO SOUND :- you will not worry about the headset cord Drop off when moving the phone, No wire tangles. True wireless stereo featured earbuds with advanced bluetooth 5.0 technology with deep bass and crystal clear treble, ensure premium sound quality, gives you perfect listening sensation..ENHANCED STABLE SIGNAL CONNECTION :- The wireless earbuds are designed with advanced chipset and ensuring faster and stable signal connection and transmission. No need to worry about walking away or losing connection..BUILT-IN DUAL MICROPHONES :- With built-in microphone on both sides earbuds, allows you to make hand-free calls from either one. Provide clear and sound quality phone call.