Features 1. Invisible Design And Ergonomics: Invisible earbuds are designed according to the shape of the ears, with a very mini design style that is very light and firmly fits the ear hook, suitable for long-term wear without causing discomfort to the ears. 2. Specially Designed For Sleep: Ipx5 waterproof invisible sleep wireless earphones. A very mini and invisible earplug body design, if you like to sleep with earplugs and don't like the feeling of foreign objects in your ears when sleeping on your side, then this sleep earplug is most suitable for you. When sleeping on your side, it won't squeeze your ears, and the U-shaped rubber skin friendly ear cap makes the headphones fit your ears all night long. 3. Simple Touch Operation: This hidden work earphone is very easy to use. With the built-in microphone, you don't need to take out your phone, just tap your fingers to easily switch between pausing music, answering calls, rejecting calls, or tracking music. Everything is getting easier and easier 4. Dual Noise Reduction Technology: Combining excellent physical and acoustic noise reduction techniques, you can enjoy quiet sleep time with sleep earplugs. Stay away from snoring and baby noise 5. Bluetooth 5.3 and Quick Connection: High quality 5.3 Bluetooth chipset with invisible Bluetooth earplugs provides high-speed and stable connection, stronger signal, faster connection speed, compatible with almost all Bluetooth supported devices, and can reach a distance of up to 15 meters. Specification Bluetooth version: V5.3 Charging interface: Type-C fast charging Wearing method: semi in ear wearing Charging time: approximately 60 minutes Standby time: approximately 480 hours Material: Plastics Color: Black, White, Khaki Size: 11 x 10 x 3 cm Weight: 60 g Package Include: 1xComfortable Invisible Sleep Wireless Earphone Ipx5 Waterproof