Voice-directed ventilator optimized for Cardiopulmonary Resuscitation. The voice-directed device assists trained first aid workers, emergency medical technicians and First Responders, as well as inexperienced users, with emergency ventilation and CPR procedures, with a single control. CPR mode features a metronome function that gives the right frequency for Cardiopulmonary Resuscitation. The device is very small and compact and fits in a backpack or an emergency case, ideal for rescue situations. Option to connecting external PEEP valve