SynthaSette Mini Analog Synthesizer https://www.makershed.com/products/sy...

Introducing the SynthASette: your allinone analog music companion, ingeniously packed into a sleek cassette design! Just install the included AAA batteries and start playing.

Featuring a 13key keyboard, the SynthASette goes beyond conventional boundaries with its innovative octave touchpad. With a swift swipe, effortlessly raise your notes up an octave, instantly expanding your musical range to a staggering 26 octaves.

Toggle vibrato on or off with a simple flick of a switch, while finetuning pitch and volume to perfection using the conveniently placed side knobs.