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Boss

278 pedals on Tonebox

Boss is the effects brand of Roland, and its compact pedals are among the most widely used guitar effects in the world: over 140 unique models have been produced since 1977, and over 19 million units have been sold, with many remaining in non-stop production for decades1. The brand covers nearly every effect type a player could want, from overdrive and distortion to chorus, delay, looping, tuning and multi-effects units.

The range by type

Delay 48

All delay

Multi-effects 35

All multi-effects

Distortion 27

All distortion

Overdrive 21

All overdrive

All 278 Boss pedals

The story: from the first chorus pedal to the compact line

The first Boss pedal was not a compact at all. Launched in 1976, the CE-1 Chorus Ensemble was the world's first chorus effect pedal, released by Roland's new Boss division3. It was a large-format unit, and its chorus sound came from Roland's own designs: Boss later described the CE-1 as an iconic pedal whose rich, warm character still defines the brand's chorus tone4.

The compact pedal line followed in 1977, debuting with the OD-1 Overdrive3. With just two controls, Level and Overdrive, the OD-1 became, in Boss's own history of the brand, "one of the first pedals to truly emulate the sound of an overdriven amp"5. The 1977 debut brought three models, and Boss marks each first-of-its-type pedal with a "1" designation in its model numbering6.

The compact format grew quickly:

The compact line grew out of Boss's earliest pedals. The CE-1 Chorus Ensemble, launched in 1976, was the world's first chorus effect pedal and the very first Boss pedal34. The compact pedal line followed in 19773. The CE-2 then distilled the sound of the CE-1 into the smaller compact pedal format, tuned for mono operation and a lighter modulation sound than the CE-176. Boss later revisited this circuit in the CE-2W Chorus, a compact pedal built on the CE-1 and CE-2 chorus lineage67.

The compact line's longevity is unusual. Boss notes that over 140 unique models have been produced, over 19 million units sold, and many have remained in non-stop production for decades1. The DS-1 Distortion is, by Boss's account, the top-selling Boss compact pedal ever, with an original, unchanged design6. The format has even been adopted by other makers: Analog Man's OG-1 overdrive is an explicit tribute to the 1977 OD-18.

What Boss is known for: compact pedals, Waza Craft and MDP

Beyond the standard compacts, Boss's current range is organized around two signature ideas: the Waza Craft series and MDP processing91011.

Waza Craft

Boss describes Waza Craft as its special edition series: "In Japan, 'Waza' is the term for art and technique, and these special edition pedals proudly carry the Waza symbol to represent the pinnacle of BOSS design and craftsmanship"12. Every Waza Craft pedal features a mode switch for extended range10, and the series includes premium components throughout10.

The Waza Craft line covers several approaches:

PedalWhat it is
SD-1WWaza Craft edition of the SD-1 Super OverDrive, released 201459
DM-2WRevival of the discontinued 1984 DM-2 analog delay, with an expression pedal input for foot control of delay time13
HM-2WSpecial edition of the 1983 to 1991 HM-2 Heavy Metal distortion10
DS-1WWaza Craft edition of the DS-1 distortion1415
FZ-1WA modern interpretation of vintage fuzz, not a reproduction of a past design12
TB-2W Tone BenderA limited-run Tone Bender, developed after Boss explored and analyzed many vintage fuzz pedals12
BP-1WAnalog booster and preamp with circuitry derived from the CE-1 Chorus Ensemble and RE-201 Space Echo preamps16
VB-2WWaza Craft vibrato, a revival of the VB-217
DC-2WDimension effect pedal with all-analog audio circuitry18

The FZ-1W stands apart within the series: "Unlike previous Waza Craft models, the FZ-1W does not provide a reproduction of a past design. This pedal is our modern interpretation," Boss explains12.

MDP technology

MDP, or Multi-Dimensional Processing, is Boss's proprietary digital processing technology. Boss describes how it works: "In real time, MDP analyzes the various elements that make up the sound, including frequency, overtones, dynamics, pickup response, and playing characteristics such as note register, single notes vs. chords, bends, and vibrato amount, then processes each element in unique ways to produce optimized tones as you play"19.

Boss positions MDP as something analog circuits cannot do: the company says its MDP pedals and high-speed DSP "deliver a superior playing experience that's unattainable with analog"20. MDP appears across the range:

  • DS-1X Distortion: digital, using high-speed DSP and MDP technology20
  • OD-1X Overdrive: the MDP successor to the OD-1 name21
  • BB-1X Driver: analyzes the bass signal in real time for optimized bass tones11
  • CP-1X Compressor: powered by MDP, which Boss says provides compression that never overwhelms your instrument's character19
  • BC-1X Bass Comp: MDP-based compression for bass22
  • MD-500: a modulation pedal whose Overtone mode uses MDP to alter the input signal's pitch and harmonic characteristics23
  • GT-1000: several amp types employ MDP24

Boss and Roland

Boss began as Roland's effects division and remains part of Roland: the CE-1 was released in 1976 by "Roland's new BOSS division"3. The two brands' designs cross over regularly. The BP-1W booster and preamp carries analog circuitry "derived from legendary BOSS and Roland effects, specifically the CE-1 Chorus Ensemble and RE-201 Space Echo preamps"16, and Boss's vocoder and synth pedals draw on its guitar synth technology162526. Boss's larger units, such as the GT-1000 multi-effects and the BCB-90X pedalboard, round out a range that spans single compacts, rack-style multi-effects and accessories27.

The range (278)

TypePedals
AcousticBoss AC-22LX, Boss AC-3 Acoustic Simulator, BOSS AD-10, Boss AD-10 Acoustic Preamp, Boss AD-2 Acoustic Preamp, Boss AD-8
BassBoss BB-1X Bass Driver, Boss BC-1X Bass Comp, Boss CE-2B Bass Chorus, Boss CEB-3 Bass Chorus, Boss GE-7B Bass Equalizer, Boss GEB-7 7-Band Bass EQ, Boss GT-1B Bass Multi-effects, Boss LM-2B, Boss LMB-3 Bass Limiter/Enhancer, Boss Me-50B Bass Multi-Effects, Boss ME-90B, Boss ODB-3 Bass Overdrive, BOSS PQ-3B, Boss SYB-3, Boss SYB-5 Bass Synthesizer
BoostBoss FB-2 Feedbacker/Booster
ChorusBoss CE-1, Boss CE-1 Chorus Ensemble, Boss CE-2, Boss CE-2W Waza Craft Chorus, BOSS CE-3, BOSS CE-300 Super Chorus, Boss CE-5 Stereo Chorus Ensemble, Boss CH-1 Stereo Super Chorus, BOSS DC-2, Boss DC-2 Dimension C, BOSS DC-2 Dimension Chorus, Boss DC-2W Dimension C Waza Craft, Boss DC-3 Digital Dimension, Boss MD-200
CompressorBoss CP-1X Compressor, Boss CS-1, Boss CS-2 Compression Sustainer, Boss CS-3 Compressor/Sustainer, Boss LM-2 Limiter
DelayBoss DD-2, BOSS DD-2 Digital Delay, Boss DD-20, Boss DD-20 Giga Delay, Boss DD-200, Boss DD-200 Digital Delay, Boss DD-200 Digital Delay Workstation, Boss DD-3 Digital Delay, Boss DD-3T, Boss DD-3T Digital Delay, Boss DD-5 Delay, Boss DD-5 Digital Delay, Boss DD-500 Digital Delay, Boss DD-6, Boss DD-6 Digital Delay, Boss DD-7 Digital Delay, Boss DD-8, Boss DD-8 Digital Delay, Boss Digital Delay, Boss DM-1, Boss DM-1 Delay Machine, Boss DM-101, Boss DM-101 Analog Stereo Out BBD Delay Machine, BOSS DM-101 Delay Machine, Boss DM-2, Boss DM-2W Delay Waza Craft, Boss DM-3, Boss DM-3 Analog Delay, Boss DSD-2, Boss DSD-2 Digital Sampler/Delay, Boss EX-4, Boss PS-2, Boss PS-3, Boss PS-3 Pitch Shifter / Delay, Boss RE-2, Boss RE-2 Space Echo, Boss RE-20 Space Echo, Boss RE-202, Boss RE-202 Space Echo, Boss RV-3, Boss RV-3 Digital Reverb/Delay, BOSS SDE-3, Boss SDE-3 Dual Delay, Boss SDE-3 Dual Digital Delay, Boss SDE-3000 EVH Dual Delay, BOSS SDE-3000D, Boss SDE-3000EVH, Boss TE-2 Tera Echo
DistortionBoss DA-2, Boss DA-2 Adaptive Distortion, BOSS DF-2 Super Feedbacker & Distortion, Boss DN-2 Dyna Drive, Boss DS-1 Distortion, BOSS DS-1 Distortion 40th Anniversary Edition, BOSS DS-1w, Boss DS-1X Distortion, Boss DS-2 Turbo Distortion, Boss HM-2 Heavy Metal, Boss HM-2 Heavy Metal Distortion Waza Craft Edition, Boss HM-2 MIJ, Boss HM-2 Waza Craft, Boss HM-2W, Boss HM-2W Heavy Metal, Boss HM-2W Waza Craft, Boss HM-2w Waza Craft Heavy Metal, Boss HM-3 Hyper Metal, Boss MD-2 Mega Distortion, Boss Metal Zone, Boss ML-2 Metal Core, Boss MT-2 Metal Zone, Boss MT-2-3A Metal Zone, Boss MT-2W Metal Zone Waza Craft, Boss OD-200 Hybrid Drive, Boss OS-2 Overdrive/Distortion, Boss XT-2 Xtortion
DrumBOSS DB-90 Talking Dr. Beat, Boss DRP-1 Dr. Pad, Boss PC-2 Percussion Synthesizer, BOSS RC-10R Rythm Loop Station
EQBOSS EQ-20 Advanced Equalizer, Boss EQ-200, Boss EQ-200 Graphic Equalizer, BOSS FBM-1, Boss GE-7 7-Band EQ
ExpressionBoss EV-1-WL, Boss EV-30 Dual Expression, BOSS EV-5
FilterBoss SG-1 Slow Gear, Boss SL-2 Slicer
FlangerBoss BF-3 Flanger
FuzzBoss FZ-1W, Boss FZ-1W Waza Craft, BOSS FZ-2 Hyper Fuzz, Boss FZ-3, Boss FZ-5 Fuzz, Boss Hyper Fuzz (FZ-2), Boss TB-2W, Boss TB-2W Tone Bender, Boss Tone kit, Boss Waza TB-2W Tone Bender
LooperBoss RC-1 Loop Station, Boss RC-10R, Boss RC-10R Rhythm Loop Station, Boss RC-202 Loop Station, Boss RC-20XL Loop Station, Boss RC-3 Loop Station, BOSS RC-30 Phrase Looper, BOSS RC-5, BOSS RC-500, Boss RC-500 Loop Station, Boss RC-505 Loop Station
MIDIBoss ES-5 Footswitch, Boss GT-100, Boss MS-3 Switcher
Multi-effectsBoss BE-5, Boss BE-5M, Boss eBand JS-10, Boss EX-4 Effects Expander, Boss GP-10 with GK-3 Pickup, Boss GP-10 without GK-3 Pickup, Boss GT-001, Boss GT-1, Boss GT-10, Boss GT-1000, Boss GT-1000CORE, Boss GT-10B, BOSS GT-5, Boss GT-8, Boss GX-1, Boss GX-10, Boss GX-10 Guitar Effects Processor, Boss GX-100, BOSS GX-1B, Boss MD-500 Modulation, Boss ME-25, Boss ME-70, Boss ME-80, BOSS ME-90, Boss OD-1 Over Drive, Boss Pocket GT, Boss PX-1, Boss PX-1 Plugout FX, BOSS RC-300 Multi-Effects, Boss RT-2 Rotary Ensemble, BOSS VG-800
Noise gateBoss NF-1 Noise Gate, BOSS NS-1X, Boss NS-1X Noise Suppressor, Boss NS-2 Noise Suppressor
Octave and pitchBoss OC-2, Boss OC-5, BOSS PS-2 Digital Pitch Shifter/Delay, BOSS PS-3 Digital Pitch Shifter/Delay, Boss PS-6 Harmonist, Boss XS-1, Boss XS-1 Poly Shifter, Boss XS-100, Boss XS-100 Poly Shifter
OverdriveBoss BC-2 Combo Drive, Boss BD-2 Blues Driver, Boss BD-2W Blues Driver Waza Craft, Boss JB-2 Angry Driver, Boss ME-20, Boss OD-1, Boss OD-1X Overdrive Waza CRaft, BOSS OD-2 Overdrive, Boss OD-2 TURBO OverDrive, Boss OD-200, Boss OD-3 OverDrive, Boss SD-1 Super Overdrive, Boss SD-1-4A, Boss SD-1-4A Super Overdrive, Boss SD-1-B50A, Boss SD-1W Super Overdrive Waza Craft, BOSS SD-2 Dual Overdrive, Boss ST-2 Power Stack Overdrive
PhaserBoss PH-1 Phaser, Boss PH-2 SUPER Phaser, Boss PH-3 Phase Shifter
PreampBOSS BP-1W, Boss FA-1, BOSS FA-1 FET Amp, Boss FA-1 FET Amplifier, BOSS Waza Craft BP-1W Booster/Preamp
ReverbBoss FRV-1, Boss FRV-1 '63 Fender Reverb, Boss RV-2 Digital Reverb, Boss RV-200, Boss RV-5 Digital Reverb, Boss RV-500 Reverb, Boss RV-6 Digital Reverb
Speaker simulationBOSS IR-200, Boss RT-20 Rotary Ensemble
SwitchingBoss AB-2 2-Way Selector, Boss ES-8 Switching System, Boss FS-5U, Boss FS-7, Boss FS5U Unlatched Footswitch, BOSS FS6 DUAL FOOTSWITCH, Boss LS-2 Line Selector, Boss OC3 Super Octave
SynthBOSS EURUS GS-1, BOSS GM-800, Boss MO-2 Multi Overtone, BOSS SY-1, BOSS SY-1000, Boss SY-200, Boss SY-300 Guitar Synth
TremoloBoss PN-2 Tremolo/Pan, Boss TR2 Tremolo
TunerBOSS TU-1000, BOSS TU-2, BOSS TU-30 Tuner & Metronome, BOSS TU-3s Tuner, BOSS TU-3W Tuner Waza Craft, Boss TU-80, Boss TU3 Tuner
VibratoBoss VB-2, Boss VB-2W Vibrato Waza Craft
VocalBoss VE-1, Boss VE-2 Vocal Harmoist, Boss VE-20 Vocal Performer, Boss VE-500 Vocal Performer, Boss VE-8, Boss VE-8 Acoustic Singer, BOSS VO-1 Vocoder
VolumeBoss FV-30H, Boss FV-30L, Boss FV-500H, Boss FV-500L, Boss FV-50H, Boss FV-50L Stereo Volume
WahBOSS AW-2 Auto Wah, Boss AW-3 Dynamic Wah, BOSS PW-10, Boss PW-3 Wah, Boss TW-1 Touch Wah

News

Questions

Who owns Boss pedals?

Boss is the effects division of Roland. The CE-1 Chorus Ensemble, the first Boss pedal, was released in 1976 by Roland's new Boss division, and Boss products today are sold under the Roland-owned boss.info site. Boss also builds on Roland designs, such as the BP-1W preamp circuitry derived from Boss and Roland effects.

What was the first Boss pedal?

The CE-1 Chorus Ensemble, launched in 1976, was both the world's first chorus effect pedal and the very first Boss pedal. The compact pedal line followed in 1977, debuting with the OD-1 Overdrive, which had only Level and Overdrive controls.

Is the Boss OD-1 still made?

No. Boss discontinued the OD-1 OverDrive in July 1985. Its sound carried on through the SD-1 Super OverDrive, released in 1981 with a tone control added, and Boss has revisited the design in later pedals such as the OD-1X.

What is the difference between the Boss SD-1 and the SD-1W Waza Craft?

The SD-1 Super OverDrive arrived in 1981 as a descendant of the 1977 OD-1, with a tone control added. The SD-1W, released in 2014, is a Waza Craft edition of the same pedal with a mode switch for extended range, offering Standard and Custom modes in a premium analog build.

What does Waza Craft mean on Boss pedals?

Waza is the Japanese term for art and technique. Waza Craft pedals are special editions that Boss describes as the pinnacle of its design and craftsmanship, and every Waza Craft pedal features a mode switch for extended range. Examples include the DM-2W, SD-1W, HM-2W and FZ-1W.

What is Boss MDP technology?

MDP stands for Multi-Dimensional Processing, a proprietary Boss technology that analyzes the elements of your sound in real time, including frequency, overtones, dynamics, pickup response, note register, single notes versus chords, bends and vibrato, then processes each element uniquely. It appears in pedals like the DS-1X, OD-1X, BB-1X and CP-1X.

Is the Boss VB-2 vibrato discontinued?

The original VB-2 Vibrato is no longer in the standard line, but Boss revived it in the VB-2W, a Waza Craft vibrato pedal. The VB-2's special Unlatch mode, which adds the effect only while you hold the switch, is part of what made the original sought after.

Sources (27)
  1. BOSS - PX-1 | Plugout FX, BOSS (boss.info)
  2. BOSS - GM-800 | Guitar Synthesizer, BOSS (boss.info)
  3. BOSS - CE-2W | Chorus, BOSS (boss.info)
  4. BOSS - CE-5 | Chorus Ensemble, BOSS (boss.info), 1976
  5. 40 Years of the BOSS SD-1 Super Overdrive, BOSS (articles.boss.info), 2021-03-17
  6. BOSS - PX-1 | Plugout FX, BOSS (www.boss.info)
  7. BOSS - PX-1 | Plugout FX, BOSS (boss.info)
  8. OG-1 Manual.docx, Analog Man Guitar Effects, 2026-09
  9. BOSS - SD-1W | SUPER OverDrive, BOSS (www.boss.info)
  10. BOSS - HM-2W | Heavy Metal, BOSS (boss.info)
  11. BOSS - BB-1X | Bass Driver, BOSS (boss.info)
  12. BOSS - FZ-1W | Fuzz, boss.info
  13. BOSS - DM-2W | Delay, BOSS (boss.info)
  14. BOSS - DS-1W | Distortion, BOSS (boss.info)
  15. The best distortion pedals: jagged sounds from ProCo, Boss, EHX & more, guitar.com, 2026-06-24
  16. BOSS - BP-1W | Booster/Preamp, BOSS (boss.info)
  17. BOSS - VB-2W | Vibrato, BOSS (boss.info)
  18. BOSS - DC-2W | Dimension C, BOSS (boss.info)
  19. BOSS - CP-1X | Compressor, BOSS (boss.info)
  20. BOSS - DS-1X | Distortion, BOSS (boss.info)
  21. BOSS - OD-1X | OverDrive, BOSS (boss.info)
  22. BOSS - BC-1X | Bass Comp, BOSS (boss.info)
  23. BOSS - MD-500 | Modulation, BOSS (boss.info)
  24. BOSS - GT-1000 | Guitar Effects Processor, BOSS (www.boss.info)
  25. BOSS - VO-1 | Vocoder, BOSS
  26. BOSS - VO-1 | Vocoder, BOSS (boss.info)
  27. BOSS - BCB-90X | Pedal Board, BOSS (boss.info)