Invisible design & ergonomi.Sense-free to wear.Double noise cancelling technology.Simple touch operation.24h long battery life & fast charging.Premium sound quality & safety guarantee.Bluetooth 5.3 and fast connection.SPECIFICATIONS:Name: Invisible Sleep Wireless Earphone Ipx5 Waterproof.Bluetooth Version:5.3.Standby time480 hours.Color: Black/White/Skin Color.Support system: all devices and mobile phones that support Bluetooth.PACKAGE INCLUDED:1 * Wireless Mini Earbuds.1 * USB Cable.1 * User Manual.Very lightweight and fits securely on the earhook for long-term wear.Invisible earplugs are designed according to the shape of the ear, with the cochlear anti-drop design, comfortable to wear, clean and hygienic when not in the ear, no feeling when lying on the side, specially designed for sleeping, and will not make your ears feel uncomfortable.High-quality Bluetooth chipset invisible Bluetooth earbuds provide high-speed and stable connection, stronger signal and faster connection speed, compatible with almost all Bluetooth-enabled devices, up to 15 meters away. The connection is simple and fast, and you can enter the music world in 2 seconds.The charging time is 1h, and it can play continuously for 24h with the charging box, and the ultra-long battery life is 480h, and the micro-fast charge. Built-in microphone, no need to take out your phone, just touch your finger, you can easily switch to pause music, answer calls, reject calls or track music. Everything is getting easier and easier.These sleep earbuds bring you high-quality audio enjoyment. Whale cavity stereo surround sound effect, immersive music enjoyment. Hidden Bluetooth Earbuds is your perfect sleep companion.