Nux Huminator Noise Gate, Compact noise gate pedal. Eliminates unwanted noise for perfect sound. The internal circuitry converts the power supply to 18V for more headroom and versatility. Two modes: Reduction Mode and Mute Mode. Dynamic LED display. Integrated effects loop. 100% analog circuitry. Input impedance: 1MO. Output impedance: 1kO. Power supply: 9V battery or external 9V DC power supply (regulated, min. 100mA) - not included. Dimensions: 121 (L) × 77 (W) × 48 (H) mm. Weight: 253 g.