Midi Mixer is a wireless midi controller. Use it to control your music software on your PC. Track layout with 24 channels and master controls. 12 Drumpads. 8 Sliders. 12 Knobs. Low latency ( 2ms). Uses WiFi. DSMI server support (activate through settings). Double tap the display of any midi control to set its value. You need the server program, download it at.