Bluetooth wireless earphones. They are a low-latency type with Qualcomm's aptX. The sound quality, microphone operation, and connection are all working fine. I've attached photos to show they are working. The exterior of the case has scratches overall, but this doesn't affect use. The earphones and case will be cleaned with alcohol消毒 before shipping. #Earphones #TaoTronics #Taotronics No box or manual. Includes earphones, charging case, and charging cable. - Model: TT-BH097 - Brand: TaoTronics - Product Name: SoundLiberty 97 - Included items: Charging case, standard Type-A to C cable - Color: Black Thank you for looking.