2PCS 75/90/92/139mm Audio Bass Diaphragm Vibration Membrane Passive Radiator Speaker Repair Parts for DIY Home Theater
Description:
100% brand new and high quality
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.
Low frequency dive depth and backward , But the sense of speed is significantly faster than the back-type.
Tight box advantage, Get rid of inverted pipe mouth to bring the wind noise.
Allow you to mass tune the passive radiator to obtain the ideal tuning frequency and additional bass without any additional amplifier power or enclosure volume.
Dramatically increase subwoofer efficiency and capability for ultra low frequency reproduction at high decibel levels.
Bass Vibrating Diaphragm only, other accessories demo in the picture is not included!