TM4-B is a simplest model built on the left side of accordion without control panel. The external appearance of the accordion remains unchanged after installation.
We recommend the TM4-B model to anyone who wants to have the TOTTER MIDI system only on the left side of accordion and at the same time you want the appearance of the accordion after installation to remain completely unchanged.
Modular system construction enables future upgrades and improvements. It is suitable for everyone who wants to have additional instrumental backup on the left side of the accordion. TM4-B model is recommended in combination with TOTTER MIDI microphone system.
To operate the TM4-B model built into the accordion, you need a sound generator, for example, sound module, synthesizer, keyboards, computer, … and active speaker.
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Compare Basic Models