Thank you for viewing. Although this product is brand new and unused, it has been opened for inspection. Also, since it is stored at home, the packaging may have some tears or scratches. Please refrain from purchasing if you are concerned about this or are very particular about condition. [Product Description/Features] Open-ear design that doesn't block the ears Unlike conventional canal-type earphones, these do not block the ears, so you are less likely to feel pressure or stuffiness, making them comfortable for long periods of use. You can also hear the surrounding sounds, making them safe and suitable for listening while doing other things. Air conduction method (improved version) As an alternative to bone conduction earphones, a new method has been adopted to reduce discomfort. It puts less strain on the ears and provides a natural listening experience. Clear calls with a high-performance microphone Equipped with a high-performance microphone on the controller, combined with uncompressed audio signals via wired connection, it provides clear audio even during calls. Large-diameter driver + sound field design Equipped with a 12mm large-diameter driver, it pursues a wide sound field and natural bass feeling that takes advantage of the characteristics of the open-air type. It supports a wide range of uses, such as watching videos, listening to music, and playing games. Directional technology to reduce sound leakage Equipped with directional technology to minimize sound leakage. It is designed to be easy to use in offices and public places. Lightweight & ear-hook design Weighing approximately 9g for both ears, it is an ultra-lightweight type. The ear-hook type provides a high level of fit and is designed to be difficult to fall off even with vigorous movement. Remote control operation supported Volume adjustment, play/pause, track forward/backward, call answer/reject, etc., can be operated with the remote control at hand. Compatible with two types of plugs A model compatible with both "3.5mm stereo plug" and "Type-C plug". It can be used with various devices such as smartphones, tablets, and laptops. [Precautions for use] The actual color and texture may differ slightly depending on your monitor environment and lighting conditions. Due to the wired connection and ultra-thin design, please be careful of strong pulling or impact. When using for long periods, keep the area around your ears and the base of the cable clean to prevent dust from accumulating. Regarding product warranty and initial defect support, please follow the regulations of the purchase source or seller.