From Blackstar:

“POLAR is the go-to audio interface for guitarists that seek the ultimate recording guitar tone.

POLAR 2 is a 2 channel USB audio interface built by guitarists for guitarists. It features 2 high headroom FET input channels for instrument, line and microphone, a high output headphone amp, +48V phantom power for condenser microphones, balanced outputs for professional monitoring, visual level meters and the proprietary Enhance switch.

POLAR comes bundled with the studio software collection including the full St. James Plugin Suite and everything you need to start recording now!“

• 2 channel audio interface designed for the recording guitarist.
• High-headroom FET input stage that improves tone and quality of signal and accommodates for wide range of instrument types, effect pedals and microphones.
• Enhance feature that introduces electronics into the signal path that replicate the sound of a classic guitar amplifier
• Enhance completely prevents digital clipping for instrument inputs. Drive this interface like its a real amp and be free of the fuss of setting the correct levels.
• Enhance on the microphone or LINE inputs gives natural clarity and air to vocal and acoustic guitar performances.
• The Enhance feature negates the need for extra hardware and expensive DIs to capture high quality guitar signal. Its all built into POLAR.
• Comes with the St. James Suite (worth $129/129/129), Ableton Lite, ReLab LX480 Essentials, Melodyne Essential and more*.
• Mic preamp based off of the most renowned vintage studio preamps.
• Comes with POLAR Control mixing software, giving the control to adjust and fine-tune the levels, panning and routing of your monitoring.
• Runs on USB 2.0 bus power, with +48V switch for microphones that require phantom power.