Excellent acoustic diffuser made of birchwood defuses sound at middle range frequency from 500 up to 4000Hz and provides absorption from 150Hz to 10000Hz. Precisely cut using CNC laser machine.

This is a big (50x50x14) double-sided version. Usually other companies offer small (30×30) Schroeder Diffusers at a similar price.

Thanks to its unique design the Schroeder Diffuser QRD 2D offers sound defusion and absorption, helps with general acoustics, enhances sound and eliminates flutter echo.