Bluetooth 5.0 technology: adopts the latest Bluetooth 5.0 communication technology, which can make the wireless communication connection more stable and avoid problems such as signal interruption and freezing. Let you enjoy the high-definition music playbackand smooth call experience brought to you by this headset. The noise reduction function eliminates the surrounding clutter and improves the quality of your call High sound quality and leather material: The Bluetooth headset is dynamically driven to provide you with lossless 3D stereo surround sound effects, giving you the most realistic music experience. The earphone charging box is made of leather, with a smoothand delicate texture, giving you an extraordinary experience Smart touch and automatic pairing: Just touch the headset with your finger to control music, call, play/pause, switch songs, adjust volume, and call Siri. When you take the headset out of the charging case, it will automatically pair and connect to yourBluetooth device Waterproof function and compatibility: The wireless earphones are ergonomically designed to fit your ears perfectly and will not fall off. The waterproof function ensures that you will not let sweat and rain damage your earphones during exercise. Bluetoothheadset is compatible with mobile phones, IOS, computers, tablets and other connected devices that support Bluetooth Working time: 7.5-8 hours (80% volume), the charging compartment can charge the headset 3 times. Charging time: about 1.5 hours Communication distance: 15-18 meters without barriers Headphone battery capacity: steel shell button battery 35 mAh Charging box battery capacity: pure cobalt 350 mA (with IC protection board)