close
filter_list

Boss DR-01S RHYTHM PARTNER

Description

Essential Information About the BOSS DR-01S Rhythm Partner

  • Drum machine designed for acoustic instruments: organic grooves and realistic percussion, perfect for guitar/vocals, ukulele, violin, piano, and other acoustic instruments.
  • All-in-one format: built-in speaker and internal amplification for playing without complex setup, at home or in small live settings.
  • Up to 7 real-time stackable instrument categories to create a lively accompaniment (from a simple metronome to a full drum kit).
  • Stage-friendly: stores 50 favorite patterns, Line output, and optional footswitch control.

A "rhythm partner" designed to respect the dynamics of acoustic instruments

Unlike drum machines often oriented towards electronic music, the DR-01S was developed to integrate naturally with acoustic playing: subtle patterns, musical variations, and "woody" percussion sounds that support a guitar-vocal duo without taking over. True to BOSS/Roland expertise, it focuses on immediate efficiency: you quickly find the right groove, start the rhythm, and play.

Who is it for, which styles, and in what contexts?

The BOSS DR-01S is aimed at both beginners and experienced musicians who want to enrich their acoustic sessions without using a computer. It excels in folk, pop, chanson, blues, light reggae, world music, and any "unplugged" context where a credible and warm beat is sought. In rehearsals, it replaces a classic metronome with a more inspiring accompaniment; in live settings, its built-in speaker is ideal for small stages, and its Line output allows easy connection to an acoustic amplifier or PA system.

Key features: direct interface, layering, favorites, and foot control

The DR-01S is designed to get straight to the point: groove and variation selection, volume, tempo, and time signature adjustment (3/4, 4/4, 6/8), adding a countdown before start, and even a fade-out to end a song cleanly "like on a record." The seven instrument categories can be combined to layer shakers, tambourines, congas, cajon, drum kit, sound effects, or metronome, allowing you to build a custom accompaniment in real time. Once your set is ready, you can save up to 50 favorite rhythms for instant recall. To keep your hands on your instrument, two control inputs allow adding one or two optional footswitches and assigning functions such as Start/Stop, Tap Tempo, variation, tempo up/down, or triggering percussion sounds by foot.

Sound

The DR-01S's signature is an organic grain and a soft presence: shakers, maracas, tambourines, bells, congas, bongos, cajon, and other percussion easily sit around an acoustic guitar without masking string attack or vocal nuances. The integrated sound system delivers a rich and warm sound in a compact format, and the drum kit (acoustic and electronic sounds) adds a more "pop/rock" energy when the repertoire calls for it. The response is dynamic and musical, ideal for maintaining a lively playing feel rather than a mechanical accompaniment.

Technical Specifications

Rhythm Engine

  • Maximum polyphony: 24 voices
  • Tempo: quarter note = 40 to 300
  • Time signatures: 3/4, 4/4, 6/8
  • Number of favorites: 50
  • Timbres (percussion): Shaker, Maracas, Bell, Whistle, Tambourine, Pandeiro, Claves, Cowbell, Triangle, Guiro, Bongo, Hand Clap, Paila, Conga, Cajon, Drums, Metronome, Sound Effects

Audio and Amplification

  • Nominal output power: 7 W
  • Speaker: 10 cm
  • DA conversion: 24-bit
  • Display: 7-segment, 3-character (LED)

Levels and Impedances

  • Nominal input level (AUX IN): -20 dBu
  • Input impedance (AUX IN): 22 k ohms
  • Nominal output level (LINE OUT): -10 dBu
  • Output impedance (LINE OUT): 1 k ohm
  • Recommended load impedance (LINE OUT): 10 k ohms or higher
  • Reference: 0 dBu = 0.775 Vrms

Connectivity

  • AUX IN: 3.5mm stereo mini-jack
  • LINE OUT: 3.5mm stereo mini-jack
  • CTL 1, 2: 6.35mm TRS jack
  • DC IN

Dimensions and Weight

  • Width: 210 mm
  • Depth: 143 mm
  • Height: 127 mm
  • Weight: 900 g

Included Accessories

  • Power adapter
  • Manual
  • "Safety" brochure

Power Consumption

  • Consumption: 330 mA
  • Power supply: 6 AA batteries (LR6) (sold separately) or power adapter
  • Battery life (continuous use): approx. 10 hours with alkaline batteries (depending on actual usage conditions)
Brand reference number: DR-01S

Testimony

4,1 /5
5★
4★
3★
2★
1★
Quality
fullfullfullfullempty
Quality / price
fullfullfullfullempty
Use
fullfullfullfullfull
Great drum machine with a multitude of percussion accompaniment possibilities. It's awesome for accompanying me while playing on my ZENKO for a good year...
Certified
Posted on 05/05/2019
By John D.

Very quick to get started I would have liked, however, to be able to adjust the outer pedal settings for each register
Verified
Posted on 27/10/2022
By Jean paul MAGNIER
Quality
fullfullfullfullfull
Quality / price
fullfullfullfullempty
Use
fullfullfullfullfull

Excellent product. Very well made manual, very easy to use. Ideal tool for acoustic guitarists.
Verified
Posted on 08/12/2022
By JMG
Quality
fullfullfullfullfull
Quality / price
fullfullfullfullfull
Use
fullfullfullfullfull

Very good rhythm box
Verified
Posted on 14/05/2022
By Lutz satisfait
Quality
fullfullfullfullfull
Quality / price
fullfullfullfullfull
Use
fullfullfullfullfull

very good sound quality and great ease of use: no more excuses for not working on your sense of rhythm! (cherry on the cake: minimal bulk facilitating transport... so you can always take it with you)
Certified
Posted on 15/01/2019
By Richard P.

complete
Certified
Posted on 08/03/2022
By Laurent L.

Videos
Sales & Advice
thumb_up