This is Victor professional equipment. Mixer Amplifier MA-200 This equipment was used by an acquaintance who used to run a music rental studio. It is currently difficult to obtain a new one. The MA-200 amplifier is equipped with digital echo technology. Karaoke amplifier Mixer amplifier Speaker terminals, mechanical terminals, and two main inputs are present, and wired input and playback input functions are all working. This transaction is based on the current condition of the item. We do not accept any claims or returns after purchase.