Check the listing for details. Electro-Voice Interface C Speaker Review,1979, 2 pgs. Condition: Used. Listed at 9.99 USD. This is a reprint of an Review done by Julian Hirsch and Stereo Review in 1978. The Rare Interface C speaker system with Equalizer. This 2 page test is a must have for any fan of this speaker. All specs, features and comments are well documented in this review. You will NOT be dissapointed by this Review! Many more Electro-Voice Ads and Reviews on my Ebay store! -Each Page is 8.5" by 11" -Shipping is $3 in the USA and $6 ANYWHERE else, I ship WORLDWIDE! Each additional item is only $1 more to ship! -As always, your satisfaction is GUARANTEED at Electronics Archives! If you are unhappy with any purchase, email and I will get you a resolution or a refund! -Email me with any questions, I put 10-20 new Ads and Brochures on my site EVERY DAY! THANK YOU! Powered by eBay Turbo Lister The free listing tool. List your items fast and easy and manage your active items.