myDMX Buddy is a scaled down, entry level version of myDMX 2.0. Out of the package, myDMX software will run in limited mode: 3D visualizer, Easy Remote and Midi features and other features like 512 DMX channel control via MyDMX Buddy can be purchased as upgrades at ww.dmxsoft.com. Out of the box, Stand-Alone Mode is restricted to 12 DMX channels only. The dongle plugs directly into a 3-pin DMX input on your lighting fixture. The dongle connects with a computer via a USB connection.