The Pocket Piano is a little boutique synth from Philadelphia based Critter and Guitari. For a little more than double the price of a Korg Monotron you can have this synth made of aluminum and wooden keys. Be sure to also check out their Kaleidoloop and Television Oscilloscope.
“The Pocket Piano is a mini electronic synthesizer with a big sound! The synthesizer features six unique modes: Vibrato Synth, Harmonic Sweeper, Two-Octave Arpeggiator, Octave Cascade, Mono FM Synth, FM Arpeggiator.” – critterandguitari.com
For more info: critterandguitari.com