Cort CM15 DB AUS15 Amplifier Dark BlueEnhanced Design The all new exterior exudes class and sophistication with multi color tolex options (black, dark blue or dark red) accented with cream tolex on top and front and cream colored knobs. Handsome and compact, the new design offers easy portability as well as easy access to the recessed controls on top. Sound Controls The CM15R offers a wide range of clean and overdrive sounds with a sparkling clean channel and a rich sounding overdrive