Sommelt - Sommelt's Instruments: Casio SA-1 - as you can see we go way back with this one 🧒🏼🎹 I made him a companion (Talk Box) which I will be showing you
Casio SA-1 | Reverb
File:Casio ToneBank SA-1.jpg - Wikimedia Commons
2 Tone Bank mini keyboards - Casio SA1 100 sound Tone Bank - Catawiki
Casio SA-1 - Artists Using It | Equipboard
Operation Manual: Casio SA-20 100 Sound Tone Bank by Casio: First Edition. | The Sanctuary Bookshop.