A compact 4-channel USB audio mixer with MP3 player and Bluetooth wireless communication standard. The device is equipped with a digital effects processor offering 99 different sound modulations, a graphic equalizer and Phantom +48 V power supply, which makes it possible to apply constant voltage to some audio devices, instruments or microphones. This is a great solution for vocalists, bands, mobile DJs, as well as event companies and various types of institutions. A small and functional equipment, which is a perfect solution for all those who do not need complex multi-channel consoles for sound production. If you're wondering which stage mixer to choose, the CM4-DSP from DNA is definitely worth considering.