An acoustic foetal stimulation device comprising a capsule (2) enclosing the means of emitting (10) acoustic stimulation signals, manufactured in a biocompatible (hygienic) maternal and with a size and shape suitable for removable insertion in the vagina, in a position adjacent to the foetus, and an extraction cord (20) for removing the device (1). The means of emitting (10) the acoustic signals comprises a playback system (12, 13) for a predetermined acoustic stimulation signal, complete with control software and a speaker (11), and a means of wireless communication with the exterior using a remote control to give instructions to the playback system via an RF wireless signal.