Pianoteq Celeste Add-OnThis pack includes four instruments: Celesta, Glockenspiel, Toy Piano and Kalimba. The Celesta has an appearance of an acoustic upright piano. It consists of metal plates stroke by felt hammers resembling piano hammers and there is also a sustain pedal. The timbre is very soft and subtle. The Pianoteq virtual copy is modelled after a modern five octave German brand. The Glockenspiel is also made of metal plates but is stroke by hard metal mallets held