Choroi Prime Lyre 9 String Tone 1. The Prime Tone Lyre is a string instrument especially made for early musical development. All 9 strings are tuned to the same tone, so that a wonderful colourful one-tone experience arises.

It is possible to adjust the tone of your Prime Tone Lyre without a perfect fourth interval. So eleven Prime Tone Lyres can produce a diatonic scale from c’ up to f”.

9 strings, d’ (range c’-f’), dimensions: 43 x 13,5 x 4,5 cm