The 44 key Casio SA-78 offers children the essentials for playing those first tunes. 100 tones, 50 rhythms, and 10 integrated songs provide variety. The LSI sound source and the 8-note polyphony ensure good sound quality. The LC displace helps with selecting different music options. The SA-78 also includes a striking change-over switch making it easy to switch between piano and organ modes.