16-bit stereo drum machine with dynamic articulation and a variety of preset patterns. - Brand: Alesis - Model: SR-16 - Function: 16-bit stereo drum machine - Features: Dynamic articulation, stereo samples, preset patterns Thank you for viewing. The ALESIS/SR16 is a standard drum machine equipped with realistic and natural sounds. It contains 233 realistic and natural sounds. Moreover, each sound has not only a dry sound but also a sound with reverb. The SR16 is equipped with Alesis' unique dynamic articulation function, which changes the drum sound according to the strength of the performance. Specifications ■ 24-bit stereo drum machine ■ Number of sounds: 233 sounds ■ 50 preset patterns Operation confirmed. Instruction manual included. AC adapter is not included. ■ Specifications Audio output: 4 (stereo pair x2) Input pads: 12 (velocity-sensitive) Sample/DAC bit depth: 16/18 bit Sounds: 233 sounds Polyphony: 16 voices Pan: 7 positions Velocity: 8 levels on pads, 127 levels via MIDI Timing resolution: 96 (per quarter note) Tempo range: 20-255 BPM Number of notes/patterns/songs: 12000/400 (200 user, 200 preset)/100 Drum kits: 50 user, 50 preset (MIDI program change compatible) Synchronization: MIDI clock/song position pointer I purchased this here, but it was too difficult for me, so I am selling it. Please refrain from purchasing if you are sensitive to details. This is a discounted listing, so thank you for your consideration.