CoolJumper Open Ear Bluetooth 5.4 Sport Earbuds with Earhooks,40H Playtime IPX7 Waterproof 2026 Wireless Headphones, Stereo Deep Bass Built-in Mic LED Display Charging Case for Running Fitness, Khaki

Price: $99.99 - $29.99
(as of Feb 03, 2026 19:12:28 UTC – Details)


The YYK-Q28 Open-Ear Bluetooth Headphones are an audio device designed for users who prioritize safety, comfort, and practicality. Featuring an open-ear ergonomic design that requires no insertion into the ear canal, they allow users to enjoy music while clearly perceiving the surrounding environment, eliminating ear pain caused by prolonged wear. Equipped with Bluetooth 5.4 technology, they enable fast, stable transmission and low-latency connectivity, and are paired with touch control functionality to enhance ease of use. Boasting an ultra-long total battery life of 40 hours (8 hours for the earbuds alone + 32 hours with the charging case) and 1.5-hour Type-C fast charging, along with an 80-hour standby time, they meet all-day usage needs. Leveraging a human acoustic cavity and digital sound enhancement technology, they deliver clear HI-FI-level sound quality and are compatible with various Bluetooth-enabled devices. Each earbud weighs only 0.26 ounces, constructed with a 0.7mm memory-flex titanium alloy frame and medical-grade skin-friendly silicone—this design not only fits the ear shape for stability but also offers skin compatibility and easy cleaning, achieving extreme lightness and healthy all-day wear. They are suitable for multiple scenarios such as sports, commuting, and office use.
Open Over Ear Design: YYK-Q28 Open Ear Bluetooth Headphones feature a revolutionary ergonomic design, allowing you to enjoy your favorite music while staying aware of the surrounding environment. With this innovatively designed sports open earbuds, you can hear external sounds clearly without compromising on comfort. The open bluetooth earphones has a unique shape, without being plugged into the ear canal, no longer pain your ear because of long time wearing.
Bluetooth 5.4 Enhanced Connectivity : Experience faster and more stable transmission speeds with bluetooth 5.4 technology. Our wireless earphones offer seamless pairing and connection with your smart devices, ensuring high quality sound with ultra-low latency and perfect synchronization. Enjoy your music without any signal loss or interruptions. The bluetooth headphones are equipped with flexible touch control, enabling you to perform all functions with a gentle tap.
40 Hours of Uninterrupted Music & LED Digital Display: Open ear bone conduction headphones have up to 80 hours of standby time, and 8 hours of continuous play time on a single charge. The included lightweight and compact magnetic charging case provides an additional 32 hours of playtime, ensuring you never run out of music. The case can be fully charged in just 1.5 hours via the fast charging Type-C cable (including).
Genuine Bone Conduction, Wide Compatibility : With our human’s acoustic cavity and special digital sound enhancement tech, the designed acoustic space offers clear and distinct HI-FI sound, optimizing audio performance for a more realistic auditory experience. The wireless headphones bluetooth can be effortlessly connected to nearly any Bluetooth-enabled audio device, providing you with the versatility to use various types of devices as needed.
0.26oz Light Weight, Wear Comfort : Each earbud weighs just 0.26 ounces, featuring a 0.7mm memory-flex titanium alloy frame and skin-friendly silicone for a delicate appearance. Robust yet comfortable, it offers seamless, all-day wear.The titanium alloy frame adapts to ear curves, ensuring optimal shape retention for prolonged wear. The skin-friendly silicone, with its soft touch and medical-grade clean properties, fosters high skin adhesion, eliminating discomfort for a healthier all-day wear.