Thank you for viewing. (The right earbud was out of battery, so it's currently charging) [Condition] Connection instability in some environments [Usage Period] Approximately 2 years [Included Items] Charging case, cable, ear tips *The box has been disposed of. It can be used without problems in normal usage environments (indoors, outdoors, office, etc.), but the connection may become unstable in places with poor radio wave conditions, such as underground or inside subway cars. Please consider this point before purchasing. There is a feeling of use, and there are scratches on the left side of the charging case, but otherwise, there are no major scratches. Operation has been confirmed. The battery of the charging case and the main unit are functioning without any problems. Pairing and sound quality are working well in normal environments. Please refrain from purchasing if you are sensitive to minor details. Please feel free to ask if you have any questions.