Yamaha HS5-W White 5-Inch Powered Studio Monitor 100761925 You can use them to

You can use them to totally eliminate each frequency range when you turn the knob all the way to the left

The 3I-2015-YMP case is based on SKB's award winning 3I Industrial strength

while passively removing excessive bass from the room

1680 receiving frequencies

Modular construction for simple repair and reuse

Yamaha HS5-W White 5-Inch Powered Studio Monitor 100761925 You can use them toYamaha HS5 W White 5 Inch Powered Studio Monitor Unlike studio monitors with added bass or treble frequencies which may sound more flattering at first, HS Series speakers were designed to give you the most honest, precise reference possible, providing an ideal sonic platform to build on throughout the mixing process. The HS5 Powered Studio Monitor is a two way, internally powered speaker system designed to provide affordable, high quality reference