This Architectural Drawing is AutoCAD 2d drawing of MDF 50" SOUND SYSTEM DETAILS 2d cad blocks in AutoCAD, dwg file. MDF wood allows for the sound to resonate throughout the system and eliminate any distortion. The versatility of MDF wood accomplishes three goals: 1) producing great sound in solid construction; 2) speakers designed with beautiful finishes; and 3) a lower cost in construction that saves you money.