The Nanobox Lemondrop is a mini polyphonic granular synthesizer boasting 4-voice polyphony, 2 granulators, and an oscillator. Its 2" touch screen allows for easy control and the device includes 2 filters, 2 envelopes, 2 LFOs, a modulation sequencer, and 6 onboard effects. You can also load wav files via its micro-SD card slot. With its compact size and USB power, it's perfect for mobile music creation.