Amazon price: ¥9,800. New, unused item. Bubble wrap packaging, free shipping. New release: ROCKSHINE R1 Open Ear Headphones, Doesn't Block Ears, Bluetooth, Ear-hook Style, Air Conduction, Sports Earphones, Automatic Pairing, Allows Ambient Sound for Outdoor Work and Exercise, For Those Who Dislike Bone Conduction Vibration, Japanese Instruction Manual (Black) 1012 This is the latest 【open-ear sports earphones】 developed by ROCK LLC Japan. The R1 adopts a Realtek Bluetooth chip and dynamic audio algorithm, providing a high-quality music experience. With an innovative design, it's lightweight and comfortable, perfect for outdoor activities such as running, sports, and leisure. "Open-Ear Design" The R1 adopts an open-ear design, allowing you to enjoy music while sensing your surroundings. This not only improves interaction with the environment and safety but also eliminates concerns about hearing damage even with prolonged use. "High-Quality Sound Experience" By adopting a Bluetooth chip from the renowned chip manufacturer Realtek, and utilizing the latest Dynamic EQ audio algorithm and bass correction technology, the sound quality has been improved. Whether running, playing sports, walking, or enjoying leisure outdoors, the R1 earphones provide an outstanding sound experience. "New Appearance and Comfortable Fit" The R1, combining a unique appearance design with ergonomics, uses lightweight materials and weighs only 31 grams, achieving a comfortable fit. It can be used comfortably even during exercise. "Long-lasting Battery Life, Magnetic Charging" With a built-in 180mAh battery and an easy charging method, continuous music playback is possible for 12 hours after charging is complete. Provides a more open and comfortable listening experience. Recommended for those who dislike bone conduction vibration. Open-ear design that doesn't block the ears and provides zero pressure. Furthermore, the vibration-free structure doesn't put a strain on the ears even with prolonged use. You can comfortably enjoy music while feeling natural ambient sounds, whether you're doing housework, commuting, or working outdoors.