The Pyle Sound Dampening Speaker Riser helps to achieve optimal audio performance. The lab-tested and engineered foam isolator platform helps to eliminate unwanted levels of audio resonance while promoting the flow of clean speaker sound projection. Speaker stabilization noise-isolation and sound dampening absorption give your audio frequencies free-flow ability with more natural bass clarity. High-density foam construction and universal speaker compatibility effectively stabilize and reduce recoil for any audio application -- whether on stage or in the studio. Fill your acoustic environment with accurate audio reproduction with the Pyle Sound Isolating Speaker Dampener. DETAILSFeatures: Includes (1) Studio Monitor Riser Platform Lab-Tested Sound Dampening Acoustic Isolation Assists in Achieving Optimal Audio Performance High-Density Engineered Durable Foam Reduces Vibration & Unwanted Audio Resonance Stabilizes and Isolates the Speaker Effectively Absorbs Bass Recoil Anti-Slip Rubber Speaker Base Pad Integrated CNC Machined Thick Steel Top-Plate Universal Compatibility: Works with Virtually All Speaker Types Works with Studio Monitors Subwoofers Loudspeakers Shelf Speakers Used by Musicians Instrument Players Performers Sound Engineers DJs MCs etc. Perfect for On-Stage or In-Studio Use Technical Specs: Constructed from High-Density Engineered Foam Steel Top-Plate Top Riser Height: 2.8 -inches Bottom Riser Height: 1.7 -inches Maximum Speaker Weight Capacity: Up to 55.8 lbs. Total Unit Dimensions (W x D x H): 10.4 x 13.0 x 2.8 -inches Whats In The BoxSound Dampening Speaker Riser