Seydel 24480CG Sampler Key C/G Harmonica,solo-tuning in the keys of C and G, three fulll oktaves in two keys*, conveniently swichable with the slider or lockable, half-valving, some important bending notes (Bending: technique for lowering the notes),full sound, thanks to the Stainless-Steel reeds for dynamic playing and good tone response,corrosion-free German Silver reedplates,precision made acrylic comb – very airtight and durable,optimized free-moving and air-tight slider-mechanism with innovative locking device for optional fixing of the pressed slider,ergonomic mouthpiece with round holes (silver plated) for lip-friendly playing,corrosion-free Stainless Steel covers, opened wide at the back for optimized sound projection.