The IR-2 packs the inspiring sounds of classic tube amps and mic’d speaker cabinets in a standard stompbox footprint, giving you easy access to studio-grade tones on quiet stages, fly dates, recording gigs, and practice sessions. Backed by decades of BOSS tone expertise, every selection delivers the same expressive nuance and dynamic touch response of a real amp and cabinet. Audio quality is also top-notch, thanks to advanced DSP, 32-bit floating point processing, and a 96 kHz sampling rate.

• Premium amp emulator and cabinet IR loader in a BOSS compact pedal
• Exceptional audio quality with 32-bit floating-point processing and 96 kHz sampling rate
• Eleven different amp types and high-quality cab IRs from Celestion Digital
• Simple user interface with Level, Gain, Bass, Middle, and Treble controls
• Ambience effect with dedicated control
• Mono input and stereo outputs
• Mono/stereo loop for patching in mod, delay, and reverb effects after the amp emulation
• Headphones jack for practice
• USB-C for recording and audio playback via a computer or mobile device*
• Switch between two amp/cab tones with the pedal switch or an external footswitch
• Dedicated IR-2 IR Loader app (macOS/Windows) for loading your own cabinet IRs
• Amp and cabinet sections can be turned on/off independently for isolated use
• BOSS five-year warranty

SPECIFICATIONS

• Sampling Frequency: 96 kHz
• AD Conversion: 24 bits + AF method
  * AF method (Adaptive Focus method) is a proprietary method from Roland & BOSS that vastly improves the signal-to-noise (SN) ratio of the AD and DA converters.
• DA Conversion: 32 bits
• Processing: 32-bit floating point
• IR cabinet data format: Mono, Maximum 500 ms, 44.1/48/96 kHz, 16 bits linear/24 bits linear/32-bit floating point
• Preset IR cabinet: 11
• User IR cabinet slot: 11
  * These are the same slots as the preset IR cabinet.
• Nominal Input Level: INPUT, RETURN: -20 dBu
• Maximum Input Level: INPUT, RETURN: +7 dBu
• Input Impedance: INPUT, RETURN: 1 MΩ
• Nominal Output: LevelOUTPUT A (MONO), OUTPUT B, SEND, PHONES: -20 dBu
• Maximum Output: LevelOUTPUT A (MONO), OUTPUT B, SEND, PHONES: +7 dBu
• Output Impedance: OUTPUT A (MONO), OUTPUT B, SEND: 1 kΩ
  PHONES: 44 Ω
• Recommended Load Impedance: OUTPUT A (MONO), OUTPUT B, SEND: 10 kΩ or greater
  PHONES: 44 Ω or greater
• BypassBuffered: bypass
• ControlsType:
  • knob
  • GAIN knob
  • TREBLE knob
  • LEVEL knob
  • MIDDLE knob
  • AMBIENCE knob
  • BASS knob
  • Pedal switch
•  Indicator: CHECK indicator (Used for indication of Channel and check battery)
• Connectors:
  • INPUT jack, OUTPUT A (MONO) jack, OUTPUT B jack, SEND jack: 1/4-inch phone type
  • RETURN jack: 1/4-inch TRS phone type
  • CH SEL jack: 1/4-inch phone type
  • DC IN jack
  • PHONES jack: Stereo miniature phone type
  • USB port: USB Type-C(R)
•  Power Supply: Alkaline battery (9 V, 6LR61 or 6LF22, commercially available)
  AC adaptor (PSA series: sold separately)
• Current Draw: 160 mA
• Expected battery life under continuous useAlkaline: Approx. 3.5 hours (6LR61)
  * These figures will vary depending on the actual conditions of use.
• Accessories: Leaflet (“USING THE UNIT SAFELY,” ”IMPORTANT NOTES,” and ”Information”)
  Dry battery (9 V, 6LR61 or 6LF22)
• Options (sold separately): AC adaptor: PSA series
  Footswitch: FS-5U
  Dual footswitch: FS-6, FS-7
• SIZE AND WEIGHT:
  • Width73 mm
    2-7/8 inches
  • Depth129 mm
    5-1/8 inches
  • Height59 mm
    2-3/8 inches
  • Weight (including battery)450 g
    1 lb