Doctor in the House! The Boss DR-550 Dr. Rhythm is a compact, budget-friendly 16-bit drum machine released in 1989 that offers punchy retro sounds. Comes with genuine Boss 9v PSA.

48 internal 16-bit sounds, and 12-note polyphony, drawing inspiration from Roland's classic sound modules.

Sound and Performance Specs

• Sound Generation: 16-bit digital PCM sounds
• Internal Sounds: 48 sounds organized into 8 categories (Kick, Snare, Toms, Hi-Hat, Cymbal, Percussion, and Effects)
• Maximum Polyphony: 12 voices
• Pads: 12 non-dynamic trigger pads
• Tempo Range: 40 to 250 BPM

Sequencer and Memory

• Preset Patterns: 64 user-selectable rhythms
• Programmable Patterns: 64 user patterns (up to 1-bar length)
• Songs: 8 songs (maximum of 160 measures per song)
• Resolution: 1/32nd note maximum timing resolution
• Data Storage: Cassette tape save/load interface

Connections and Power

Audio Outputs: Stereo L/Mono and R 1/4-inch jack outputs, plus a stereo headphone mini-jack

MIDI: MIDI In port

Power Supply: Boss AC adapter or 6 x AA batteries

Dimensions: 188 mm (W) x 157 mm (D) x 41 mm (H)

Weight: Approx. 500g (1 lb 2 oz with batteries.

The seller is located in Northern Ireland, a trade member of the EU trade agreement, which means purchases do not have to clear customs in other European member countries, no customs import charges will apply to the buyer, however local Value added tax may be applicable.

Delivery to the UK is unaffected and there will be no custom or VAT duties applicable to the buyer.

Also, contact me if you prefer an expedited delivery service or you would like a quote for delivery to your location.

I will pay all Import Customs and Duties due to buyers in the USA in advance. However some Local and State taxes may be applied.