We have 3 units of Drawmer DS201 (price per unit) is a dual-channel analog noise gate designed for professional studio and live applications, capable of operating in dual mono or stereo-linked modes. XLR connections. It features frequency-conscious gating via variable high-pass and low-pass filters in the sidechain, along with comprehensive envelope controls (attack, hold, decay, and range) for precise dynamic shaping. Its ultra-fast attack preserves transients, while external key input and “Key Listen” functionality allow advanced triggering and signal filtering. Known for its low noise, low distortion, and versatility (including gating and ducking modes), it has become an industry-standard tool for noise control and creative sound shaping.