This is audio equipment I used for my personal hobby. I can look up model numbers if you have any questions. Personally, it's high-quality and easy to use. I have confirmed that everything is working properly. The mixer is not included. [Installed in the rack] TASCAM CD player: 1 unit Panasonic Wireless Microphone Receiver: 4 channels Panasonic Wireless Microphone Antenna: 1 unit (α) (plus one additional unit) *Located on the side of the rack case RAMSA Equalizer: 2 units TOA Power Amplifier: 4 outputs *Only the connecting cables inside the rack are included