The 3i-1711-6 was developed specifically for the Shure PSM900. It features dense precut foam to hold the switcher in place, with a notch for easy removal. There are also two cutouts for accessories like the power supply or small cables
Developed specifically for the Shure PSM900
Custom foam with a notch for easy removal
Accessory cutout below the mixer measuring 10.625" x 2.875" x 2.25"
Accessory side cutout measuring 5.5" x 2.5" x 4.25".