YAMAHA (Yamaha) PM3X Horn for pickup mute. Excellent silencing performance, pitch over a wide range stability, as it is the goodness of missing breath, is significantly smaller and lighter the pickup mute than the conventional model. Be attached to the musical instrument not protrude from the edge of the bell, it is also possible to be stored in the instrument case while wearing a mute carry is also convenient because. Size (diameter x length): 129 x 216mm weight: 195g built-in microphone: electret condenser microphone pickup terminal: mini-phone jack mute about: -25dB -35dB Accessories: dedicated connection cable, instruction manual