CASIO VL-1 Casiotone VL-Tone - Vintage Analog - Catawiki
Casio VL-1 — Wikipédia
CASIO Music Global - Check out this #CASIO #flashback. 📻🎚️🎧 Also called the VL-Tone, the Casio VL-1 debuted in 1981 as the first commercial digital synthesizer. It even had a calculator built