Black wireless in-ear headphones with a charging case. I've had them for about a month, but I haven't used them much. There were no connection issues. 【Latest Bluetooth 5.3 Technology & Open-Ear Design】Equipped with Bluetooth 5.3, these air conduction earphones achieve energy-saving, fast, and stable data transfer. You can enjoy music and videos while still hearing ambient sounds without blocking your ears. The ear clip design is comfortable even for long periods of use, and it's easy to hear the surrounding sounds. 【Music Experience While Hearing Ambient Sounds】You can enjoy music while hearing the surrounding sounds, improving safety. Suitable for various activities such as walking, the gym, commuting to school, etc. 【Pairing Recognition, Instant Connection, Hi-Fi High-Quality Sound】Automatic pairing just by taking them out of the charging case. AAC codec support provides Hi-Fi sound quality, offering a live-like audio experience. 【Lightweight & Comfortable Operation】Lightweight and comfortable for long-term use, reducing ear fatigue. Basic operations such as music playback, pause, and volume adjustment can be easily done with a single finger. 【Freely Switch Between Both Ears/Single Ear & Excellent Compatibility】Can be used with either one ear or both ears, and is compatible with a wide range of devices such as iPhone, Android, and Windows devices. Type-C fast charging allows for long use with short charging times. 【Product Contents】 ・Bluetooth Earphones *Both ears ・Charging Case ・Charging Cable ・Instruction Manual Thank you for viewing.