This bone conduction sleep Bluetooth headset combines many excellent features to bring you the ultimate experience.The cool breathing light flashes in the dark, full of fashion, and the smart digital display clearly presents key information such as power at all times. The non-delay technology ensures accurate synchronization of sound and picture, allowing you to enjoy smooth viewing or gaming.The lossless sound quality is like being on the scene, and the intelligent noise reduction effectively shields external disturbances. Equipped with a 5.3 smart chip, the connection is stable and energy-efficient. The ultra-long battery life says goodbye to the trouble of frequent charging, and the fingerprint-controlled voice function allows you to easily adjust the volume or switch modes with just a finger or a whisper, even in sleep. At the same time, its excellent waterproof and sweat-proof performance can easily cope with sweat during exercise or daily rain. Whether it is a sleep aid, sports companion or daily leisure listening, it is your best choice, accompanying you to immerse yourself in the world of high-quality audio and enjoy the convenience and pleasure brought by technology.SPECIFICATIONS:Name: Bone Conduction Sleep Bluetooth HeadsetColor: black, white, skin color, pink, purple, blueSize: 6.5*4.2cm/2.57*1.65inchBluetooth version: V5.3Wireless distance: about 10 meters (without obstacles)Headset power: left and right 35MAH eachCharging compartment power: 350MAHInput: 5V=1A (MAX)Charging time: about 1.5 hoursHeadset weight: single headset about 1GWeight of charging pod: about 28GPACKAGE INCLUDES:1 * Bone Conduction Sleep Bluetooth Headset1 * USB cable1 * User ManualNote:1. There may be errors due to manual measurement.2. Due to differences in monitors and lighting, the pictures may not show the actual color of the item. Thank you for your understanding.