All accessories are included as shown in the photos. Other documents are unopened. Please judge the condition based on the photos, but I believe it is a beautiful item with no noticeable scratches or stains. Returns are not accepted, so please check the product condition in the photos before purchasing. - Brand: Anker - Color: Navy - Headphone Type: Over-Ear - Connectivity Technology: Wireless - Wireless Communication Technology: Bluetooth - Material: Plastic Anker's First Wireless Headset: This product, Anker's first wireless headset for meetings, smoothly and comfortably supports online communication, such as remote meetings, with its excellent audio processing technology and long talk time. AI Noise Reduction Function Suitable for Calls: Equipped with VoiceShield technology, which uses AI to recognize ambient noise common in remote work, office environments, and public places, as well as your voice, and transmits your voice loudly while removing that noise. It allows you to clearly convey your voice to the other party in web conferences and phone calls, realizing clear and stress-free calls. Active Noise Canceling (ANC): Detects surrounding noise and removes it with active noise canceling (ANC). You can concentrate on work or meetings without worrying about the surrounding sounds, or enjoy music. It's convenient to mute by raising the boom microphone for things you don't want the other party to hear, such as sneezes and coughs. Up to 24 hours of long talk time: With a full charge, you can talk for up to 24 hours and play music for up to 35 hours. Also, you can talk for about 3 hours with a 5-minute charge. (*Talk time and playback time vary depending on volume and usage environment)