BOSS RC-505MKII Loop Station

BOSS RC-505MKII Loop Station


BOSS RC-505MKII Hand Operated Loop Station, replaces the iconic RC-505 tabletop loop station. This loop station includes five stereo loops that can be layered and played simultaneously, and is ideal for live or studio applications.

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SKU: BOSRC505MKII Category:
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The BOSS RC-505MKII offers next-generation power and flexibility to the world’s most popular tabletop looper, packed with exciting tools for on-the-go music composition. Soar even higher with user-configurable buttons, wider I/O, increased mixing control, and other features sought by long-time RC-505 users. The BOSS RC-505MKII is a dream machine for beatboxers, vocalists, multi-instrumentalists, and other fearless looping artists. Built for free-flowing expression on stage and in the studio, the BOSS RC-505MKII is a dream loop station for beatboxers, vocalists, multi-instrumentalists, and other fearless artists.


  • The industry-standard tabletop looper, updated and enhanced
  • Class-leading sound quality with 32-bit AD/DA and 32-bit floating-point processing
  • Five simultaneous stereo phrase tracks with dedicated controls and independent volume faders
  • Input FX and Track FX sections, each with four simultaneous effects and four quick-access banks
  • Customizable FX and Track buttons for each phrase track
  • Massive onboard effects selection with 49 Input FX types and 53 Track FX types, including new Harmony, Electric FX, and many others
  • New ultra-durable faders with longer throw for more precise adjustment
  • Newly added Mark Back function provides enhanced undo/redo flexibility while performing
  • Two XLR mic inputs with phantom power, two stereo line input pairs, and three stereo line output pairs<
  • 99 memories, each containing five phrase tracks, custom effects and playback settings, control assignments, and more
  • Synchronize your loops with over 200 onboard rhythm patterns and 16 drum kits
  • Deep MIDI control support
  • Two external control jacks, each with support for up to two footswitches or an expression pedal
  • USB for data backup, phrase import/export with BOSS Tone Studio, and pattern import with the RC Rhythm Converter


  • Sampling Frequency: 44.1 kHz
  • AD/DA Conversion: 32 bits
  • Processing: 32-bit floating point
  • Recording/Playback:
    Number of Tracks: 5
    Data Format: WAV (44.1 kHz, 32-bit float, stereo)
    Maximum Recording Time: Approx. 1.5 hours (1 track), Approx.13 hours (total of All memories)
  • Rhythm Type: 200 types or greater
  • Rhythm Kit: 16 types
  • Effect:
    INPUT FX: 49 types
    TRACK FX: 53 types
    MASTER FX: 2 types
  • Memory: 99
  • Nominal Input Level:
    MIC 1, 2 INPUT: -40 dBu
    INST 1, 2 INPUT: -10 dBu
  • Maximum Input Level:
    MIC 1, 2 INPUT: 0 dBu
    IINST 1, 2 INPUT: +7 dBu/+20 dBu (selectable)
  • Input Impedance:
    MIC 1, 2 INPUT: 3k ohms
    INST 1, 2 INPUT: 1 M ohms/25 k ohms (selectable)
  • Nominal Output Level:
    MAIN OUTPUT: -10 dBu
    SUB 1, 2 OUTPUT: -10 dBu
  • Maximum Output Level:
    MAIN OUTPUT: +7 dBu
    SUB 1, 2 OUTPUT: +7 dBu
  • Output Impedance:
    MAIN OUTPUT: 1 k ohm
    SUB 1, 2 OUTPUT: 1 k ohm
  • Recommended Load Impedance:
    MAIN OUTPUT: 10 k ohms or greater
    SUB 1, 2 OUTPUT: 10 k ohms or greater
  • Controls: TRACK1--5 REC/PLAY button, TRACK1--5 STOP button, TRACK1--5 TRACK button, TRACK1--5 FX button, ALL START/STOP button, UNDO/REDO button, TAP TEMPO button, RHYTHM START/STOP button, RHYTHM EDIT button, INPUT FX A--D button, INPUT FX EDIT button, TRACK FX A--D button, TRACK FX EDIT button, MENU button, LOOP button, ENTER button, EXIT button, PAGE buttons, 1--4 knobs, OUTPUT LEVEL knob, TRACK1--5 LEVEL Faders
  • Display: Graphic LCD (128 x 64 dots, backlit LCD)
  • Connectors:
    MIC IN 1, 2 jack: XLR type (balanced, phantom power: DC 48 V, 10 mA Max
    INST IN 1, 2 jacks, MAIN OUT jacks, SUB OUT 1, 2 jacks: 1/4-inch phone type
    PHONES jack: Stereo 1/4-inch phone type
    CTL1,2/EXP1 jack, CTL3,4/EXP2 jack: 1/4-inch TRS phone type
    USB port: USB B type
    MIDI (IN, OUT) connectors
    DC IN jack
  • Power Supply: AC adaptor
  • Current Draw:
    1.0 A (with phantom power)
    0.9 A (without phantom power)
  • Width: 420 mm; 16-9/16 inches
  • Depth: 234 mm; 9-1/4 inches
  • Height: 67 mm; 2-11/16 inches
  • Weight: 1.8 kg; 4 lbs
Weight 7 lbs