GHXAMP Round Woofer Pive 35.5MM 52MM 62mm 67mm 75mm B ion Resonance DIY For Home made Low frequency 2PCS

descrtion:1.Ba , also known as paive speaker, is d to rep the inverted tube, the subwoofer made with the and the ditional basubwoofer compared to the following advantages, low frequency dive depth and backward , But the sense of speed is significantly faster than the back-type,2.poeion of a certain tight box advantage, but also completely put an ougeous structure of a drawba- that is, inverted mouth to bring the wind noise. So like dive deep, but the ba speed has a higher demand for friends using the pot made subwoofer is the best choice35.5MM:Medium plate :1.0MM thickPerheral rubber: 0.88MM thick,65degreesNet weight:3g40MM:Medium plate :1.0MM thickPerheral rubber: 0.4MM thick,60degreesNet weight:3.9 g45MM:Medium plate :1.2MM thickPerheral rubber: 0.4MM thick,55degreesNet weight:6.6 g50MM:Medium plate :1.2MM thickPerheral rubber: 0.6MM thick,65degreesNet weight:7g52MM:Medium plate :1.2MM thickPerheral rubber: 0.4MM thick,60degreesNet weight:9.2g62MM:Medium plate :1.8MM thickPerheral rubber: 0.3MM thick,60degreesNet weight:17g67MM:Medium plate :0.8MM thickPerheral rubber: 0.5MM thick,65degreesNet weight:11g75MM:Medium plate :0.8MM thickPerheral rubber: 0.6MM thick,70degreesNet weight:15.5gPackage2PCSion Membrane