12" 800 Watt RMS Dual 4-Ohm Car Audio Subwoofer Xtreme Bass Soundstream BXW-124

Soundstream car audio amplifier with high-efficiency Class D design. Features advanced protection circuitry and premium audio components for powerful, clean sound reproduction.

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Thiele-Small Parameters

Measured at small signal levels per AES standards

Electromechanical

F_s(Resonant frequency)

31.5 Hz

R_e(DC resistance)

7 Ω

L_e(Inductance)

0.979 mH

BL(Force factor)

16.1 T·m

Q Factors

Q_ts(Total Q)

0.56

Q_es(Electrical Q)

0.677

Q_ms(Mechanical Q)

4.22

Compliance & Mass

V_as(Equiv. volume)

75.89 L

M_ms(Moving mass)

121.1 g

Sensitivity

SPL₀(1W/1m)

87.5 dB

Power Handling

P_e(RMS power)

800 W

Parameters measured per AES2-1984 (r2003) standards. Small-signal parameters valid within linear operating region.

Where to Buy

Updated 4/12/2026

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Frequently Asked Questions

What is the Soundstream 12" 800 Watt RMS Dual 4-Ohm Car Audio Subwoofer Xtreme Bass Soundstream BXW-124?

The Soundstream 12" 800 Watt RMS Dual 4-Ohm Car Audio Subwoofer Xtreme Bass Soundstream BXW-124 is a car audio equipment made by Soundstream. View full specifications and where to buy on this page.

Where can I buy the Soundstream 12" 800 Watt RMS Dual 4-Ohm Car Audio Subwoofer Xtreme Bass Soundstream BXW-124?

You can purchase the Soundstream 12" 800 Watt RMS Dual 4-Ohm Car Audio Subwoofer Xtreme Bass Soundstream BXW-124 from authorized dealers listed in the "Where to Buy" section on this page. We recommend buying from authorized retailers to ensure warranty coverage and genuine products.