Media
Auto-advancing
Size
2"
Impedance
4Ω
RMS Power
20W
EBP
125
Vented alignment
Vd
12cm³
T/S Parameters
Valid
Fs90Hz
Qts0.63
Qes0.72
Qms5.1
Vas1.1L
Re3.6Ω
Le0.62mH
BL3.5Tm
Sd31cm²
Mms4g
Xmax4.0mm
Power20W
Impedance4Ω
F Low80Hz
F High15000Hz
Pricing & availability
Price movement
Best current price
Updated 17 May 2026
soundimports
£38.93
inc VAT
Dimensions & Physical
Weight0.2kg
Diameter103.5mm
Overall Depth60.8mm
Cutout Diameter85.0mm
Similar Drivers
Keep size fixed, then add or remove T/S params to change the ranking and the comparison rows.
Reference
Dayton Audio
ND90-4
2"
Best current price
£38.93
Compare on
Only active params are shown here. Size stays fixed automatically.
5 active T/S params, plus size.
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