Retro Gear Shop is a high-end boutique store located in Nashville, Tennessee. Altec Lansing Model 604E Super Duplex For sale is a very rare vintage Altec 604E Super Duplex speaker. This appears to be excellent condition with only minor signs of wear. Hard to find in this clean of condition.Check out the pictures to make sure you like it. The item "Altec Lansing Model 604E Super Duplex Rare Vintage Speaker Coaxial Loudspeaker" is in sale since Saturday, February 27, 2021. This item is in the category "Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Speakers". The seller is "retrogearshop" and is located in Nashville, Tennessee. This item can be shipped worldwide.