Environmental Noise  
Average Levels in NICU Average Levels inside Incubator

Respirator Noise  
Average Levels inside Incubator Further Noises inside Incubator

Motor Noise inside Incubator

Incubator Doors  
Closing Doors in NICU Closing Doors inside Incubator
  Opening Doors

Handling the incubator
Putting Objects on Icubator (in NICU) Putting Obkects on Incubator (inside)
  Knocking on Incubator (inside)

Further Noises inside Incubator