Invisible earbuds are designed according to the shape of the ear, featuring a very mini and lightweight design that fits securely with an ergonomic ear hook, making them suitable for extended wear without causing discomfort. The compact and discreet design makes them ideal for people who like to wear earbuds while sleeping, especially those who sleep on their side and want to avoid pressure or a foreign body sensation. The U-shaped soft, skin-friendly ear caps ensure a comfortable, secure fit throughout the night.These earbuds are easy to use and come with a built-in microphone, allowing you to control music playback, answer or reject calls, and switch tracks with a simple touchno need to take out your phone.Ultra-Lightweight Design Measuring under 1 cm (0.4 in) and weighing only 0.08 oz per earbud, these are among the lightest earbuds available. Their barely-there feel makes them comfortable for all-day or all-night wear.Dual Noise Reduction Technology Combining physical noise isolation with acoustic noise reduction, these earbuds help block ambient sounds, providing a quieter environment for restful sleep and helping to minimize disturbances from snoring or other background noises.24-Hour Battery Life with 480-Hour Charging Case Enjoy up to 24 hours of continuous playback with the earbuds and charging case combined. The portable charging case extends total usage up to 480 hours, offering multiple rechargesapproximately 7 additional full chargesfor long-term use. With fast charging, just 10 minutes of charge provides up to 91 minutes of playback.High-Quality Sound and Reliable Support Experience premium audio performance with stereo sound that delivers clear, immersive listening. Designed for comfort and quality, these earbuds are a perfect companion for sleep, work, or relaxation. If you have any questions or concerns, our support team is available to assist within 24 hours.Bluetooth 5.3 for Fast, Stable Connection Equipped with Bluetooth 5.3 technology, these earbuds deliver a fast, stable wireless connection with improved signal strength and reduced latency. They are compatible with most Bluetooth-enabled devices and offer a transmission range of up to 15 meters (about 50 feet). Pairing is quick and automatic, connecting within seconds of opening the case.Specifications: - Bluetooth Version: 5.3 - Transmission Distance: Up to 15 meters (50 feet) - Standby Time: Up to 480 hours - Charging Time: Approximately 1 hour - Total Playtime with Case: Up to 24 hours - Supported Devices: All Bluetooth-enabled phones and devices Notes: 1. Please read the user manual before use. 2. If you receive a damaged item or have any issues, please contact customer service for assistance.Packing List: 1 x Wireless Mini Earbuds 1 x USB Charging Cable 1 x User Manual