POLAR 4 is the ultimate USB audio interface designed specifically for guitarists who demand exceptional recording tones. Crafted by guitarists for guitarists, it combines professional sound quality with intuitive features to elevate your home or studio setup.

Built with four high headroom FET input channels, POLAR 4 accepts instruments, line signals and microphones with ease. Its unique “Enhance” switch emulates the warmth and clarity of classic guitar amplifiers while eliminating digital clipping, allowing you to play and record with true freedom and uncompromised tone. Whether you’re tracking guitars, vocals or acoustic instruments, POLAR 4 delivers natural, pristine sound every time.

This interface offers dual high-output headphone outputs, balanced professional monitoring outputs, and MIDI In and Out ports for full studio integration. It runs conveniently on USB 2.0 bus power and includes +48V phantom power for condenser microphones.

POLAR 4 also comes bundled with a premium studio software package, including the full St. James Plugin Suite, Ableton Live Lite, Melodyne Essential and more — everything you need to start recording immediately.

Main Features

• Four-channel USB audio interface designed specifically for guitar recording
• High-headroom FET inputs supporting instruments, line signals and microphones
• Proprietary ‘Enhance’ switch replicates classic amp tone and prevents digital clipping
• ‘Enhance’ adds natural brightness and clarity to vocals and acoustic guitars
• Eliminates the need for additional hardware or expensive DI boxes
• Vintage studio preamp-based microphone preamp for warm, professional sound
• Dual high-output headphone outputs and balanced monitoring outputs
• MIDI In and Out ports for seamless integration with external MIDI devices
• +48V phantom power for condenser microphones
• USB 2.0 bus powered for effortless plug-and-play operation
• Includes St. James Suite, Ableton Live Lite, Melodyne Essential and ReLab LX480 Essentials
• POLAR Control software for flexible mixing, panning and routing options

Frequently Asked Questions ➤ What types of inputs does the POLAR 4 support? The POLAR 4 features four high-headroom FET input channels suitable for guitar, line level instruments, and microphones, including support for condenser mics with +48V phantom power. ➤ What is the ‘Enhance’ feature? ‘Enhance’ is a proprietary circuit that adds the tonal character of classic guitar amplifiers while preventing digital clipping, allowing you to record with natural warmth and clarity without extra hardware. ➤ Does POLAR 4 come with software? Yes, it includes the full St. James Plugin Suite, Ableton Live Lite, Melodyne Essential, and ReLab LX480 Essentials, providing a complete recording solution out of the box. ➤ Can I connect MIDI devices? Yes, POLAR 4 has both MIDI In and Out ports for connecting keyboards, controllers and other MIDI gear. ➤ Is the POLAR 4 powered by USB? Yes, the interface runs on USB 2.0 bus power, making it highly portable without the need for external power supplies.

Outside the UK?

Please note that shipping costs outside the UK are very approximate and can vary radically. Please contact us with your Country and Post/Zip Code for an accurate quote. Many thanks. Please also note if you are outside the UK we will not charge you tax on your purchase but you may be liable for import duty in your country.

Please also note that all our stock is sold for the UK market. If you are buying from outside the UK, please check that it is suitable for use in your country before purchase.