Aeroport Aeroport 4″ MUSTA

Bass reflex port original Aeroport 10cm / 4 inch

Provides better airflow so that the resistance is less.
And this increases the spl value by sometimes 3db.
therefore also widely used as an efficient means at decibel competitions.
Note that it does not cause a peak, but generally improves the air flow.
So it is not necessarily made for decibel purposes.
Bass reflex port original Aeroport 10cm / 4 inch
Bass reflex port Aero 3-part
Technical Data:
Diameter tube Ø: 100mm
Length tube: 300mm
Outer diameter nozzle Ø: 190mm
Total length 400mm
3 parts