An expert audio parts is a retail organization that sells, and oftentimes rental fees, audio support system devices and also system parts used in music shows, live programs, dance events as well as talking events. These devices typically includes microphones, power amplifiers, digital results devices (e.g., reverb and also compression impacts), speaker enclosures, display speakers, speakers and also audio consoles (mixers).  Some expert audio stores additionally sell audio recording tools, DJ equipment, lights devices made use of in bars and concerts and also video clip devices made use of in occasions, such as video projectors and also displays. Some specialist audio stores rent “backline” equipment used in rock as well as pop programs, such as phase pianos and also bass amplifiers. While professional sound shops typically focus on marketing new merchandise, some stores also sell secondhand equipment, which is usually the equipment that the business has actually formerly rented for programs and also occasions.