【Small & Comfortable, Ensuring a Secure Fit】Weighing just 2.3 grams per ear, our invisible earbuds are designed with ergonomics in mind. The curved shape guarantees a discreet and comfortable fit, eliminating any discomfort or protrusion. No matter if you’re engaging in outdoor activities, traveling, or working, our earbuds effortlessly conform to your ears, providing unmatched comfort and stability【Seamless Connection & Easy Pairing】Our mini invisible earbuds use Bluetooth 5.3 technology, providing a seamless connection and effortless pairing with iOS and Android devices. Just take the earbuds out of the charging case, and they will automatically pair with your device. Enjoy hassle-free connectivity with our innovative earbuds【No Alarms & No Flashing Lights】Our sleep invisible earbuds is designed without any touch controls or low battery alerts, making it perfect for uninterrupted sleep; No matter what sleeping position you prefer, you don't have to worry about any distractions; Each earbud can be used independently, allowing you to choose as per your preference; Once you wear these in-ear headphones, the lights no longer flash, making them ideal for discreet use during work【High-Quality Sound】Our ultra-thin mini sleep earbuds utilize advanced audio technology to ensure clear and distortion-free sound with enhanced bass, allowing you to relax and fall asleep quickly, thus improving your sleep quality; They are perfect for those who need to listen to audio books/asmr to fall asleep and also make a great gift for your wife, parents, and children【Physical Button Controls】Convenient and smart physical buttons provide you with multi-functional controls, which prevent accidental touches compared to touch controls; Physical buttons help you to accurately control the clip on ear buds, such as music on/off, volume control, answering calls and more Product Description One Step Connection This T16 Sleep invisible earbuds are super easy to connect. Open the cover and the wireless earphones will automatically turn on and pair with each other. Use for The First Time: Take out the headset device from the charging compartment at the same time, the headset can be automatically turned on at this time, the white light will flash once after turning on, the earbuds enters the white and green light flashes quickly. Turn on the Bluetooth of cellphone and tap "T16" to pair. Second Time: Open the charging box and turn Bluetooth on your phone, earbuds will connect to your phone (connected last time) automatically. T16 Sleeping Earbuds Specifications Bluetooth version: 5.2 Transmission distance: 10 meters Charging time: 1.5 hours Listening time: 4 hours Standby time: 120 hours Ultra-Thin and Comfortable Design We tested the sleep buds with over 2000 unique human ears to create an ergonomic design. Whether you' re leisure or sports, the sleep wireless earbud will stay in ear securely. Single/Twin Mode The sleeping earbuds supports two people, so you can enjoy your own music, or listen to music with others, or perform various operations through audio commands. Ultra Mini Charging Case Compact and lightweight magnetic charging case exclusively for you to carry invisible earbuds around. Smallest earbuds charging case with dual led power Display shows remaining power in percentage. Enjoy Music the Whole Day Allows you enjoy 4 hours music or quality talktime on the go.With the portable charging case, your earbuds to give you up to 20 hours of playback. Using the universal charging port Type-C, it can be fully charged after charging for about 1 hours. IPX5 Waterproof The airtight body design is combined with the polymer nano waterproof material and it meets the IPX5 waterproof leve through multiple processes to prevent sweat from damaging the components. Wide Compatibility Our sleep earbuds for side sleepers compatible with most Bluetooth-enabled devices, including smartphones, tablets, laptop computers, and more. Design for Sleep, Leisure, Work, Exercise, Audiobooks, Watching TV and so on.