THIS VINTAGE TWO WAY SPEAKER WAS IN THE ALTEC DEMO ROOM IN THE OKC PLANT AND LATER IN OUR DEMO ROOM…. THE CABINET HAS A FEW MINOR SCUFFS FROM MOVING. THIS IS THE LAST M500 WE HAVE FOR SALE. PLEASE LOOK AT OUR OTHER LISTINGS FOR ALTEC SPEAKERS AND ELECTRONICS. COMPONENTS CONSIST OF THE ORIGINAL MR994A HIGH FREQUENCY HORN WITH A 909 HIGH FREQUENCY DRIVER AND A 3154 LOW FREQUENCY SPEAKER. INCLUDES THE ORIGINAL M500 630 HZ CROSSOVER NETWORK AS WELL. THE CABINET IS 33′ HIGH, 26.5′ WIDE, 17.5 DEEP AND WEIGHS 95 POUNDS… The free listing tool. The item “ALTEC LANSING M500 FULL RANGE SPEAKER SYSTEM 3154 MR994A 909 MAESTRO” is in sale since Thursday, March 17, 2016. This item is in the category “Musical Instruments & Gear\Pro Audio Equipment\Speakers & Monitors”. The seller is “aaokc” and is located in Oklahoma City, Oklahoma. This item can be shipped to United States.