As the worlds first USB condenser microphone with a built-in audio interface and mixer, G-Track allows for simultaneous stereo input and gain control of vocals and guitar, bass, or keyboard while also providing switchable stereo, mono, and computer monitoring through an on board headphone output.Features:Large diaphragm (19mm) studio condenser USB microphone.Works seamlessly with GargeBand, Logic Express and Logic Pro.Record electric guitars and vocals at once.Record stereo instruments like keyboards or drum machines.On-board control of input and output levels.Heavy-duty desktop stand, Audio I/O and USB cables includedOptical shockmount (SP04) available..