Flexible 9 x 6.5 top plate decouples the speaker before vibrations reach the desk. This avoids unwanted resonance which results in a more acte bass and tweeter clarity.Supports most 5 8 studio monitors and bookshelf speakers including Yamaha HS5 KRK Rokit5 Kali Audio LP6 and more.The Soundrise PRO9 is the original desktop stand for reclaiming space to fit more sound equipment like an audio interface mixers hard drives and other gear.Supports up to 25pound speakers to carry a Yamaha HS8 MAudio BX8 and most 5 8 mixing and mastering studio monitors.Includes 2 lasercut industrial grade aluminum speaker stands 8 rubber feet your choice to apply on top or bottom plate Soundrise vinyl sticker with a discount card.