The 2B does pass raw audio to your electrodes. It analyzes the incoming audio signal (from a phone, PC, microphone, or MP3 player) and converts it into its internal stimulation waveforms.
: The "Adjust" knob in audio modes changes the Digital Signal Processor (DSP) response speed. A low value typically provides a smoother feel, while a higher value creates sharper, more immediate responses to audio peaks. Technical Setup and Best Practices estim 2b audio files
Her hand froze. Third floor—empty storage and the old patient rooms they'd sealed off last month. She told herself it had to be a coincidence: algorithms pattern-match, humans imagine meaning. Still, she scrubbed backward and played it again. There was another layer under the voice, a secondary track of harmonics that didn't belong, weaving in and out like a second speaker breathing along. The 2B does pass raw audio to your electrodes
You can make estim audio using (free):