T/S Parameters
Valid
Fs75Hz
Qts0.36
Qes0.42
Qms2.5
Vas5.2L
Re6.3Ω
Le0.03mH
BL5.3Tm
Sd57cm²
Mms4g
Xmax3.0mm
SPL88dB
Power25W
Impedance8Ω
Pricing & availability
Price movement
Best current price
Updated 17 May 2026
soundimports
£69.25
inc VAT
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Reference
Tang Band
W4-1320SIF
4"
Best current price
£69.25
Compare on
Only active params are shown here. Size stays fixed automatically.
5 active T/S params, plus size.
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