B-Stock Boss DR-3 Dr. Rhythm Drum Machine

B-Stock Boss DR-3 Dr. Rhythm Drum Machine


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Musicians rejoice! Get a full band feel immediately with this versatile drum machine!

Progressive Rhythm Machine

Whether it's for recording or just to jam, take your performance to the next level and really lock in with the Boss DR3 Dr. Rhythm Drum Machine. With the ability to tweak and change to various styles, it's never been so easy to have instant drums at your disposal!

Please note, this product features a stock image. As this is a B-Stock product, it may be shop soiled or have some damage or marks on it. Call our sales team for more information.

B-Stock Boss DR3 Dr. Rhythm Drum Machine Specifications:

  • Styles:
  • User Style: 100, Preset Style: 100 * 11 patterns for a style
  • Songs:
  • User: 100, Song Length: Max. 250 patterns for a song
  • TSC (Total Sound Control): Preset Patch: 8, User Patch: 8 Preset Patch: 8, User Patch: 8
  • Max. Polyphony: 12 voices
  • Instrument: Drum and perc: 120, Bass: 12
  • Resolution: 96 per quarter note
  • Tempo: 20 to 260 bpm
  • Recording Method: Realtime/Step
  • Pads: 13 (Velocity-sensitive)
  • Display: Backlit LCD (16 characters x 2 lines)
  • Connectors: Output Jack: L, R (RCA Phono type), L(PHONES), R(MONO) (1/4-inch phone type), Foot Switch Jack (Stereo 1/4-inch phone type), MIDI IN Connector, DC IN (AC Adaptor Jack)
  • Power Supply: DC9V: Dry Battery (R6/LR6 (AA) type) x 6, AC Adaptor (PSA-series)
  • Power Consumption: 200 mA
  • * Expected battery life under continuous use: approx. 5 hours (This figure will vary depending on the actual conditions of use.)
  • Accessories: Dry Battery (Alkaline LR6 (AA) type) x 6, Owner's Manual, Roland Service (Information Sheet)
  • OptionsAC Adaptor: PSA Series, Foot Switch: FS-5U, Foot Switch Cable: Roland PCS-31L
  • Size:
  • Width: 213 mm
  • Depth: 185 mm
  • Height: 53 mm
  • Weight: 710 g
More Information
SKU 10426-B
Shipping Weight (kg) 0.900000
Effects Yes
Power Supply Yes
Series DR Series
Synthesis Type Drum Machine


We have a wide range of Delivery Options available, depending on the value of your parcel and budget. Select from our 2-3 Day Saver Service or our Next Working Day options at the Checkout.
This will include a text or email on the day of delivery giving you an exact hour window of when your gear will be with you, and the drivers name - just so you know when to turn the volume down!

  • Free Delivery Available on Selected Products
  • Weekend UK Mainland Delivery (Saturday-Sunday): £19.99
  • Small Items (Under 750g) Small items will be delivered by Royal Mail starting from 99p
  • Heavy Items (Over 30kg): Pallet Service Doorstep Delivery £65

For heavy items, courier details, out of stock products, out of area postcodes or international deliveries see our full Delivery info here.


Rather not wait in for the delivery? Don’t worry, we’ve got you…In Stock items can be ordered and paid for in-advance Online via our Click & Collect service. As long as if it's in stock at your chosen branch, you can collect the item within the hour.

Click here for more about our local Click & Collect Service.


If you and your item aren’t getting along, you have 14 days from when you receive the goods to contact our PMT experts either by phone or email to return your item.

*Please note, we cannot accept returns of:

  • Special/Custom Orders - Any order that is custom or has been personalised.
  • Products with Hygiene Seals - Microphones, any in-ear earphones, monitors, orchestral instruments with mouthpieces and any other items that touch your mouth, nose or inner ear if you have broken the hygienic seal on the packaging.
  • Software & Media - Any software or media that has been opened or registered via physical or digital means.

Click here for more information on Returns at PMT.

Online Orders

If you and your new item aren’t getting along, you have 14 days from when you receive the goods to contact our PMT Experts either by phone or email to return your item or organise an exchange for something more suitable.

Store Orders

If you've changed your mind about something you bought in-store, bring it back within 14 days of purchase and we'll be happy to exchange it for another product, a gift card or store credit.


B-Stock is in full working order and is protected by a standard Manufacturer's Warranty as if you are buying the A-Grade equivalent!

B-Stock may have been opened for Demonstration, returned by a customer, refurbished, or have non-essential accessories or software missing.

There may also be signs of use including minor wear and damage, and it may not come in the original packaging.