In Stock. 45 Day Lowest Price - 100% Satisfaction Guarantee. The AN250/CR Synergy couples a nylon string guitar built with a solid Cedar top and Rosewood back and sides with the revolutionary Breedlove Synergy System, which consists of individual piezo saddle pickups that can be connected to an offboard Polylink preamp allowing a pass through of an internal microphone. This creates an authentic, warm acoustic tone with exciting polyphonic possibilities!