ISPD-4 Isolation Pads ult or used as a floor

or used as a floor monitor

And to top it all off

you'll wonder how you mixed without it

or matrix mixes

5-inch woofer result in tight bass that you can feel

ISPD-4 Isolation Pads ult or used as a floorPlacing studio monitor speakers directly on a hard surface such as a desk or unpadded stand can result in vibration and surface coupling that affects the sound of your speakers. PreSonus ISPD 4 isolation pads eliminate this problem by acoustically isolating the speakers from the surface. The pads come in pairs that can be split into four halves, so you can use the entire pad, use half a pad for a small speaker, or separate the two halves and use both