M-Audio BX4 Reference Monitors (Pair) Inc. Pro-Tools First (M-Audio Edition) DAW Software + M-Track Solo Interface & Marantz MPM-1000 Microphone M-Audio BX4, 4-inch 120-Watt Multimedia Reference Monitors for Music Production, Live Streaming and Podcasting (pair) + M-Track Solo Interface & Marantz MPM-1000 Condenser Microphone package deal. The M-Track Solo is the best, most portable recording interface in its class. It delivers 16-bit/48kHz audio resolution in a compact and easy to use format that is ideal for creating music on any Mac, PC or iOS device. This versatile interface is perfect for recording any type of sound source and features a single Combo Crystal Preamp with phantom power, making it compatible with any guitar or microphone. Plus, there is a stereo line input for connecting digital pianos, drum machines or any other stereo 14-inch device. M-Track Solo is completely powered by USB, removing the need for an external power supply and making it perfectly portable for recor