Casio Casiotone MT-40 black version = MT-41 (Languedoc-Roussillon) - Audiofanzine
Casiotone MT-40 Demonstration - YouTube
Casio MT-40 Casiotone 37-Key Synthesizer | Reverb
The Casio MT-40 is a very simple but important piece of synthesiser history,.. this machine was made in Japan and released as an early home electronic... | By Metta Audio Devices - Facebook