The Zoom M2 MicTrak is a compact shotgun microphone with integrated 2-track 32-bit float recorder, designed for on-camera use with DSLRs and mirrorless cameras. It features a built-in rechargeable battery, records to microSD cards, and can also function as a USB microphone. The M2 is part of Zoom's MicTrak series that combines a microphone and recorder in one unit.