Pre-assembled ”SYSTEM 15“ modular synthesizer with 16 vintage sounding modules from the ’70s 1x 921A OSCILLATOR DRIVER with 2x 921B VCOs and 1x 921 VCO provide you with 3 fully featured voices 1x CP3A-M 4 input mixer with master level, 4 outputs and 2 sets of 4 multiples 1x CP35 ATTENUATOR module with 4 linked attenuators, 2 sets of 4 multiples and reference voltages 1x 961 INTERFACE module converts multiple V-trig to S-trig for compatibility with other Eurorack modules 1x 914 FIXED FILTER BANK with 12 active bandpass filters ranging from 125 Hz - 5.6 kHz and LP/HP filters 1x 923 FILTERS module with 6 dB low and high pass filters plus white/pink noise sources 1x 904B VOLTAGE CONTROLLED HIGH PASS FILTER and 1x 904A VOLTAGE CONTROLLED LOW PASS FILTER 2x 902 VOLTAGE CONTROLLED AMPLIFIERS with 3 summed CV inputs plus dual audio inputs and outputs 2x 911 ENVELOPE GENERATORS with S-trig inputs and CV outputs 1x BP56 blank panel allow for expansion space for additional modules such as 960 sequential controller 1x BP28 and 1x BP12 blank panels for a total of 96 HP expansion space 1x CM1A MIDI-to-CV converter enables control via MIDI keyboards or DAW, V-trig or S-trig outputs 1x EURORACK GO case including PSU