Wireless microphone made by TOA. This is a set including the WM-D1200, rechargeable batteries, and charger. - Brand: TOA - Model: WM-D1200 - Included: Charger BC-2000, rechargeable battery WB-2000, 　　　　Rechargeable batteries (1 new, 2 used), microphone case (The rechargeable battery is new) I also have two used ones at home, so I will include those as well. They haven't been checked. There are some scratches and wear and tear from use. There are no operational issues. Please purchase only if you understand that it cannot be used without a dedicated receiver. Thank you for viewing. l010012