B08GYD1HTL Behringer Synthesizer (DUAL ENVELOPE GENERATOR MODULE 1003)

Classic 1003 dual analog ADSR generator module from the ’70s
Authentic reproduction of the circuitry from the “2500” Series
Contains 2 identical envelope generators for creating control signals
4 adjustable parameters: Attack, initial Decay, Sustain, final Decay
Each envelope is initiated by Gate and Trigger signals