The Shure MVX2U Digital Interface with SRH840A Headphones is a unique single-channel interface connector that turns any XLR microphone into an instantly usable USB microphone. This adapter also provides full access to the ShurePlus MOTIV Desktop App and all of the DSP features that come with it Auto-Level a clean gain boost with up to 60 dB - offering enough to boost an SM7B and phantom power for condenser mics. If that wasnt enough you can further customise your sound with EQ limiting compression adjustable voicings and distance settings. Setup is absolutely minimal making it easy to get up and running with your SM57 or any other mics you might have to hand. An ideal choice for podcasters streamers content creators and musicians alike using classic XLR microphones to record has never been easier. Bundled with the SRH840A headphones for rich and detailed monitoring you can hear everything youre recording as you perform.