XIANQI SNUG AND COMFORTABLE DESIGN wireless earbuds are designed to comfortably fit in your ear, in-ear design and have Built-in Mic. The Ear tips of this TWS earphone are in three distinctive sizes, and we assure you to get your favorable sizes. The super musical outputs are light and comfortable to wear for long hours with no pain. They fit securely, not easy to fall from ears without recognition. They easily blend with your body thus hardly recognized. LATEST BLUETOOTH 5.0 TECHNOLOGY STABLE CONNECTION Through the built-in latest Bluetooth 5.0 chip, it gets a more stable signal connection, longer connection distance, and less audio transmission loss. Audio won't cut in and out anymore, sound quality gets real improvement. IPX8 WATERPROOF Thanks to the IPX8 water protection, the Bluetooth earbuds are resistant to sweat, water, and rain. Perfect for running, jogging, hiking, yoga, exercises, gym, fitness, traveling and etc. Ideal for Christmas Gift/Present, Birthday Gift/Present, Public Holiday. AUTO ON/OFF/PAIRING VOLUME CONTROL The earbuds automatically turn on and connect your smartphone when removed from the case; automatically turn off and charge when return to the case. Also, you can skip/play/pause track, and activate voice assistants, such as Siri. 900mAh ULTRA-LARGE-CAPACITY Don't worry about low battery anymore. The charging case can charge the earbuds after charging them once, which means as long as 18-20hours of duration in total. In addition to charging the earbuds, the charging case can act as a power bank for charging mobile phones and other USB devices. Hi-Fi Stereo Bass Sound These wireless earbuds' graphene-coated drivers are rigid, yet light. Crystal clarity and deep, resonant bass with delicately tuned sound signature deliver immersive sound and put you on the stage center. Adopting the latest Bluetooth 5.0 maintains a super-strong Bluetooth connection and a superior sound across the entire frequency range. Snug Fit Ergonomic Design allows ultimate wearing comfort for an active lifestyle. Designed to sit unnoticed in your ears, delivering incredible audio that feels like it comes from the air itself. Wide Compatibility Compatible with all Bluetooth-enabled devices; Such as iPhone, Samsung, BlackBerry, HTC, iPad Pro, Bluetooth-enabled tablets. Comfortable Secure Fit 3 sizes of ear caps (S/M/L) to fit most ears. Choose a suitable size for yourself. Put the earbuds in your ears and rotate until they are comfortable and secure Specifications: Bluetooth Version: V5.0 Range: 33 Feet (10m) Playing time: Up to 6 Hours(Varies according to volume level and audio content) Charging Time: 1.5 hours Charging case:900 mAh Package Content: TWS Headphones x 2 Magnetic Charging Box x 1 USB Cable x 1 User Manual x 1