B-Stock, Twisted Electrons Acid 8 MKII, hybrid digital/analog acid machine synth; 7 knobs, 1 rotary encoder, 22 buttons; 40 subtle white leds with 2 levels of brightness; extremely compact; slick rugged brushed aluminium case; 16 waveforms; rectangle: prophet, distorted, sid and perfect rectangle; triangle: nes, prophet, sid and 3-bit triangle; saw: prophet, tb-303, sid and 3-bit saw; sine: pure, overtone sine, acoustic guitar and piano; analog filter with cutoff, resonance and envelope modulation knobs; pulse-width modulation; arpeggiator; bit crushing & sample rate reduction; envelope pitch modulation; bit invert effect; slide effect with adjustable speed; accent with depth control knob; 128 patterns (1 to 16 steps in length); 5 chains (up to 8 patterns); rest, accent, slide per step; swing (8 levels); tap tempo; pattern copy/paste; pattern randomizer; sync via midi clock or 1/8? jack; real time pattern recording (rec mode); software editor; hand draw custom waveforms; midi in & out (2 midi cables provided); sync in & out; audio out; dc in (power supply suited for your region provided); handmade in france; dimensions 210 x 100 x 45 mm, weight: 400g, B-Stock with full warranty, may have slight traces of use