Epiphone J-45 EC Studio EbonyFeaturing a Solid Spruce Top and a Fishman Presys II Preamp and S Core Pickup. The J 45 EC Studio is a superb professional round shoulder acoustic guitar featuring a solid Sitka spruce top for tone that just keeps getting better as it ages. The J 45 EC Studio also comes equipped with a classic cutaway for excellent upper fret access and a state of the art Fishman S Core under saddle pickup paired with a Fishman Presys II preamp for outstanding tone