https://www.korg.com/us/products/dj/monotron_duo/
monotron DUO - Analogue Ribbon Synthesizer | KORG (USA)
Korg's Dual Oscillator monotron DUO is the battery-powered, true-analog ribbon synthesizer that fits in the palm of your hand. An X-MOD control lets you shape...
monotron duoanalogueribbonsynthesizerkorg