In Stock. 45 Day Lowest Price - 100% Satisfaction Guarantee. The AC25/SR PLUS is a solid sitka spruce top and solid rosewood back acoustic electric concert , It is a complete package with an attractive aesthetic of broad appeal. It is a bold acoustic electric concert ready to be plugged in and played out. Of the Breedlove Atlas Series Concert Guitars this is to be the finest in quality and workmanship, with tasteful aesthetic enhancements such as Fishman classic IV pickup.