This is a set of four items: wireless earbuds, a charging case, a charging cable, and replacement ear tips. QCY wireless earbuds Model number: In2015 Input: 5V＝400mA Battery capacity: 380mAh (1.406Wh) Manufacturer: Dongguan Hele Electronics Co., Ltd. Color: White Operation has been confirmed. I purchased these three years ago, but haven't used them much. The sound quality is clear! They have been disinfected. As shown in the 8th photo, there is a slight stain on the charging case. Please refrain from purchasing if you are concerned about this.