The product is very thin, 2 pcs will be superimposed together sometimes, some customer mistakenly think it is 1piece.
It is 2 pcs, when yo receive package, please checkcarefully.
2PCS Woofer Vibration Membrane 66mm Bass Radiator Passive Speaker Subwoofer DIY Repair Kit
100% brand new and high quality
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.
Vibration Membrane only, other accessories demo in the picture are not included!
Material: Rubber + Iron
Type: Speaker Accessories
Size: One Size
Diameter：30mm 40mm 45mm 50mm 52mm 62mm 66mm 70mm
Quantity: 1 Set
1.No retail package.
2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.
3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!
2 Pcs x Vibration Membranes