11 Hardware MIDI Sequencers Every Producer Should Consider
Amazon.com: Arturia BeatStep Pro Controller and Sequencer — Aftertouch, Velocity Sensitive, With 2 Independent Melodic Sequencers, Drum Sequencer, 16 Drum Pads, MIDI/CV/Gate I/O and Music Production Software : Musical Instruments
Monster 16x12 Grid Step Sequencer Hardware, Built with Arduino - CDM Create Digital Music