Tromine 9 is a Roland TR-909 type analog modeling drum synthesizer.

7 drum sounds: Bass drum, Snare drum, Low-Mid-High toms, Rimshot, Hand clap, Closed and Open hi-hat (Mute group), Crash and Ride cymbals, 4 monaural samplers for cymbals (8-bit/16-bit wav format file support).

• 9 outputs.
• Midi CC support.
• Automation support.