Hohner CX 12 E-major, black, reeds: 48, reedplates: Brass; 1.05 mm, comb: plastic, Length in cm: approx. 16.8, The CX-12 black is the standard version of the CX-12 harmonica and comes in a sleeky black case with reedplates of standard thickness. It features all the amazing characteristics of the CX system at a great value and is available in several keys, including C Tenor.