Fixed — Estim Audio Files

A specialized e-stim unit (like those from ElectraStim or ErosTek ) receives audio input—usually via a 3.5mm cable—from a computer, smartphone, or MP3 player.

Different audio characteristics create different physical feelings: estim audio files

Essentially, an estim audio file is not "music." It is a stored in an audio container. A specialized e-stim unit (like those from ElectraStim