Note:This is not speaker,it's the ONLY Passive Bass Radiator
Feature
Bass radiator, also known as passive speaker, is used to replace the inverted tube.
The subwoofer made with the radiator and the traditional back subwoofer compared to the following advantages, low frequency dive depth and backward , But the sense of speed is significantly faster than the back-type, possession of a certain tight box advantage, but also completely put an outrageous structure of a drawback -that is, inverted pipe mouth to bring the wind noise. So like dive deep, but the bass speed has a higher demand for friends using the radiation pot made subwoofer is the best choice
Specification
Speaker passive radiator auxiliary woofer, paper basin bubble
Speaker outer Diameter: 55mm
Packaging Including:
2X PCS Passive Radiator
Only the radiator, not including the box, for reference only