Roland Aira TR-8 Rhythm Performer Full reproduction of the classic TR-808 and TR-909 rhythm machines, based on original design spec sheets and detailed analog circuit analysis of many original TR machines, including Rolands own pristine units 16 stunning kits made up of 11 instrument types, including custom dream kits that use both TR-808 and TR-909 sounds Large Tempo knob with Tap Tempo button and continuous Fine and Shuffle adjustment knobs Control the intensity of the Accent function with a dedicated knob Per-step reverb and delay effects with dedicated knobs Two assignable analog outputs and full parallel outputs via USB for total mixing flexibility Mix sources connected to the External In jacks with built-in per-step Side Chain function for rhythmic ducking and gating effects Scatter lets you freak and tweak your grooves with real-time control and perfect sync 7 segment, 4 character LED display and 16 per-step pads with bold, full-color LEDs Real-time pattern creation up to 32 steps with on-the-fly step count adjustment