Auralex ProPanel Wall Absorption Panel - 2-Inch 4x4 Foot with Beveled Edge (Obsidian Fabric)Auralex ProPanels are high quality, fabric covered acoustical absorbers, designed to reduce unwanted room reflections, slapback and flutter echoes. ProPanels have a specialized fiberglass core and neatly hardened edges for a crisp look. From stock panels for small room environments, to custom panels that enable full frequency control in larger spaces, ProPanels provide top shelf appearance and performance that is unmatched. For additional low end

MR2 or DR2 against shock and dust

rack mount hardware included

as is the overall level adjustment for the independent Mono summed output

A sine-wave audio tone is generated for use during the auto nulling process

Touring grade build quality

ADVANCED POWER FACTOR CORRECTION (PFC) UNIVERSAL POWER SUPPLY – The most advanced power supply in an installation amplifier delivers power more efficiently in almost any condition than anyone else

Flexible choice of frequency and channel options

You also get Main Mute

power transformers and electrical cables

Users also report extremely good results on piano

A convenient front-panel 3

Power connections are made using either the full-size barrier block terminals or a dc power jack located in one end panel