(High Sound Quality, Low Delay Bluetooth Version 5.0) Adopts Bluetooth 5.0 to minimize skipping and achieve a wider, faster, lower power consumption, more stable and seamless connection. The deviation in the video and audio during video watching is significantly reduced from the previous model, allowing for a smooth gaming and video viewing experience. Automatic Pairing & Memory Function: The storage part of the charging case is equipped with a magnet, so you dont have to worry about losing or dropping your earphones. In addition, when you take the earphones out of the case, they automatically enter pairing mode for easy Bluetooth connection. Simply insert and remove from the charging case to turn on and off, and the pairing mode with your device will automatically activate. Automatically identifies device without any setup required for second use. Ergonomic Design: Adopts an ergonomic sports design, and only one ear weighs 0.1 oz (3.7 g) and is very suitable to the shape of your ear, giving you a comfortable fit and a comfortable size, so you can use it comfortably without worrying about it falling out while you move. Full Touch Type: The advanced touch bluetooth earphones can be played or pause music, start/end/reject calls, next song, activate Siri, and redial all operations.