T/S Parameters
Valid
Fs120Hz
Qts0.63
Qes0.70
Qms6.4
Vas1.8L
Re3.4Ω
Le0.18mH
BL4.1Tm
Sd58cm²
Mms5g
Xmax2.6mm
SPL88dB
Power55W
Impedance4Ω
F Low105Hz
F High10000Hz
Pricing & availability
Price movement
Other offers
2 vendorsleanbusiness
Updated 17 May 2026· 4Ω
Source: inc VAT · 20%
£32.88
inc VAT
bluearan
Updated 17 May 2026· 4Ω
Source: inc VAT · 20%
£47.92
inc VAT
Best current price
Updated 17 May 2026
leanaudio
£16.26
Avg £32.35£16.09 below avg (-49.7%)
inc VAT
Dimensions & Physical
Weight0.7kg
Diameter116.1mm
Overall Depth58.7mm
Cutout Diameter95.8mm
Bolt Circle Diameter108.0mm
Similar Drivers
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Reference
Eminence
ALPHA 4-4
4"
Best current price
£16.26
Compare on
Only active params are shown here. Size stays fixed automatically.
5 active T/S params, plus size.
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