The Whirlwind IMP Pad 40dB gives you the perfect amount of signal attenuation to effectively input a line signal into a mic pre or match levels between two pieces of gear. Attenuation is a critical part of recording and signal matching, ensuring that an overly "hot" signal wont hit the input of the device its going into too hard. In short, attenuators are effective at avoiding unwanted distortion. An audio toolkit essential, the IMP Pad 40dB is also available in 10, 20, and 30dB attenuation versions. Take control of your signal with the Whirlwind IMP Pad 40dB. Whirlwind IMP Pad 40dB Attenuator Features: 40dB of attenuation Inline design Compact design The Whirlwind IMP Pad 40dB gives you the signal attenuation you