NEW! Pair of ACOUSTIC RESEARCH M4 Holographic Imaging Speakers Old School Stock

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Acoustic Research M4 Holographic Imaging Speakers. Pair of Floor Standing Speakers. Right and Left Speakers. MADE IN THE USA! Both speakers [...]

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Pair of Acoustic Research (AR) 4x Speakers in Good Working Condition

758 Four Rod Rd. Pair of Acoustic Research (AR) 4x Speakers in Good Working Condition. These speakers have been professionally tested and co [...]

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Pair Of Vintage ACOUSTIC RESEARCH AR-4X Speakers. GOOD CONDITION (SEE ON PICTURES). Minimally tested, still in working condition. The item & [...]

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Pair Of Vintage ACOUSTIC RESEARCH AR-4X Speakers. GOOD CONDITION (SEE ON PICTURES). Minimally tested, still in working condition. The item & [...]

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They look to have some shallow scratches, but otherwise look pretty good. I hooked them up and they sound great. The backs look to have thei [...]

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PAIR VINTAGE AR3a STEREO SPEAKERS Acoustic Research. Tweeters are not original. Very nice sounding replacements. Mid Range and Woofers are o [...]

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I THINK THESE MAY BE WHAT’S CALLED “FACTORY SEALED”. I COULDN’T FIGURE OUT HOW TO GET IN TO THEM. I THINK THE LIGHTE [...]

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Acoustic Research M4 Holographic Imaging Speakers. Pair of Floor Standing Speakers. Right and Left Speakers. MADE IN THE USA! ACOUSTIC RESEA [...]

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They look to have some shallow scratches, but otherwise look pretty good. I hooked them up and they sound great. The backs look to have thei [...]

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These are great sounding speakers, all the HF speakers are working. One woofer rattles because both of the woofer surrounds need to be redon [...]