Get it here perfect and cheap! API 550B 4-Band EQ 500 Series Module MINT 550A 560 2500 512c 312a A+" is in sale since Tuesday, December 13, 2016. This item is in the category "Musical Instruments & Gear\Pro Audio Equipment\Preamps & Channel Strips". The seller is "groovilini" and is located in Burbank, California. This item can be shipped worldwide.