Bluetooth 5.3 Neckband Bluetooth HeadphonesRetractable Headphone with IPX5 Sweatproof &amp Vibration Calls for Running Gym and Sweat-Proof Workouts

- [Bluetooth 5.3 Stereo Sound · Automatic Retractable Design] Equipped with advanced Bluetooth 5.3 technology, it provides faster and more stable signal transmission (effective range of 33 feet). Combined with stereo sound effects and intelligent noise reduction technology, it delivers clear audio quality for both calls and music listening. The automatic retractable earbuds allow for easy wire length adjustment and one-touch automatic retraction, eliminating the hassle of tangled wires for a convenient listening experience. - [Extended Battery Life · Smart Power Display] Built with a high-performance battery, it supports approximately 18 hours of music playback, 16 hours of talk time, and 240 hours of standby time. A quick 2-hour charge is sufficient for all-day use. The connected device displays real-time battery status, keeping you informed of the remaining power at a glance. - [Ergonomic Neckband · Lightweight Comfort Fit] Featuring a flexible neckband structure paired with skin-friendly silicone material, the entire device weighs only about 42.5 grams, ensuring a comfortable and snug fit for extended wear without ear pressure. The retractable wire has undergone over 5,000 stretch tests, offering durability and portability. - [IPX5 Sweatproof Design · Smart Vibration Alerts] With an IPX5 sweat and water resistance rating, it withstands sweat during workouts and is suitable for various scenarios such as running, fitness, and outdoor activities. The built-in smart vibration alert function ensures timely notifications for important calls, so you never miss a call even in noisy environments. - [Focus on Quality Details · Long-Lasting Reliable Experience] Carefully selected high-quality materials and precision components, rigorously tested from structure to acoustic units, ensure a stable and durable audio experience.