Auctiva’s FREE Scrolling Gallery will enhance your listings. SERIAL NUMBER FX223452 AND FX223897. THEY MEASURE 19″ X 10″ X9 EACH. THEY ARE WORKING BUT ARE OLD AND COULD PROBABLY USE SOME ATTENTION. I TOOK THE GRILLS OFF SO THAT YOU COULD SEE THE SPEAKERS. SEE ALL OF THE PICTURES TO MAKE YOUR OWN ASSESSMENT OF CONDITION. BOOKMARK MY AUCTIONS FOR QUALITY PICKINGS FROM NEW ENGLAND. Auctiva Free Image Hosting. The item “VINTAGE ACOUSTIC RESEARCH AR 4X ACOUSTIC SUSPENSION SPEAKERS” is in sale since Sunday, January 17, 2016. This item is in the category “Consumer Electronics\Vintage Electronics\Vintage Audio & Video\Vintage Speakers”. The seller is “nrajr” and is located in Willimantic, Connecticut. This item can be shipped worldwide.