BLACKSTAR POLAR 4 USB Audio Interface

Blackstar POLAR 4 USB Audio Interface

Blackstar POLAR 4 is a professional 4-channel audio interface designed by guitarists for guitarists. The main distinguishing feature of this device is its "Enhance" technology, which recreates the authentic feel and response of a real tube amplifier directly when recording instruments. This helps avoid digital clipping and provides naturalness and dynamics to the guitar tone.

The device features 4 high-quality FET instrument inputs, characterized by extremely low noise and high headroom. The microphone preamps are designed based on legendary vintage studio models, ensuring warm and detailed sound for vocals and acoustic instruments. A unique feature of the Polar 4 is its two independent headphone outputs, allowing for separate mixes for two musicians, as well as MIDI In/Out connections for synthesizers or controllers.

Along with the interface, you receive a robust software package, including the "St. James Plugin Suite," "Ableton Live Lite," and "ReLab LX480 Essentials."

Key Features

• "Enhance" Function: Emulates the input stage of a tube amplifier, prevents digital distortion, and adds harmonics.
• Connections: 4 combo inputs (Mic/Line/Inst), 4 line outputs, 2 headphone outputs.
• MIDI: Integrated MIDI In and MIDI Out for creative flexibility.
• Quality: 24-bit/192kHz resolution for studio-quality recordings.
• Power: Bus powered via USB or DC 5V input.

Technical Specifications

• Manufacturer: Blackstar
• Model: POLAR 4
• Number of Channels: 4 inputs / 4 outputs
• Microphone Preamps: 4
• Inputs: 4 x Combo XLR-1/4" (Mic/Line/Instrument)
• Outputs: 4 x 1/4" TRS (Line Outputs)
• Headphone Outputs: 2 x 1/4" (with independent control)
• MIDI I/O: Yes (5-pin DIN)
• Phantom Power: Yes (+48V)
• Audio Resolution: 24-bit / 192kHz
• Connectivity: USB Type-C (USB 2.0)
• Dimensions: 230 x 64 x 115 mm
• Weight: 0.93 kg

What's in the box?

• 1 x Blackstar POLAR 4 Audio Interface
• 1 x USB-A to USB-C Cable
• Software Package (St. James Plugin Suite, Ableton Live Lite, Melodyne Essential, etc.)

Who is it for?

• Guitarists who want to record directly (DI) without losing the feel of a real amplifier.
• Musicians and producers who need to record multiple instruments simultaneously (e.g., guitar + vocals + synthesizer).
• Home studios utilizing MIDI equipment in their creative process.