Travel Synth modules (from left to right):
1. audio output | 5V power input | key switch
2. 4 channel passive mixer with mute buttons
3. ADSR synth with MIDI input: with sine wave | saw wave | noisy cricket layer | glitch mode
4. sample player with 10 samples recorded on Örö
5. contact mic module
6. synth with MIDI input: with sine wave | radar tower wavetable | glitchy envelope controls