This is a product from "CLASSIC PRO," a private brand of the sound and musical instrument通販 site "Sound House." CLASSIC PRO specializes in professional audio equipment. The product lineup includes power amplifiers, speakers, wireless systems, and karaoke equipment. It is characterized by its high cost performance and is supported by many users. It is a domestic brand developed by Sound House, which has its headquarters in Chiba Prefecture, Japan. Power has been turned on and operation has been confirmed. Everything listed in the photos is included. 2 microphones 2 microphone cables 2 speakers 2 speaker cables 2 speaker stands Instruction manual It has casters, making it easy to carry. Although there are many scratches, it can still be used for events and seminars. For 100V power supply.