Vehicle Search
Bravo HQ 400.4
Technical Highlights
- Gesamtleistung von 400 Watt RMS, Frequenzbereich 5 Hz–30 kHz.
- Ausgangsimpedanz maximal 2 Ohm Stereo, S/N-Verhältnis > 90 dB.
- Ausgangsleistung bei 14,4 V: bis 4 x 105 Watt RMS, THD < 1 %.
- More technical details
Availability for pickups could not be loaded.
Shipping cost calculator
Shipping cost calculator
Rob
Max
Unsure if this product fits your car?
We help you – quickly, personally, and without obligation.
Fill out the form and we'll send you a personalised offer
This product is not universally compatible. Send us your vehicle details and we will check fitment for your model free of charge.
Bravo HQ 400.4 by Stetsom
The Bravo HQ 400.4 from Stetsom is a 4-Channel Amplifier that impresses with a total power of 400 Watts RMS. It offers four channels with different power specifications at 12.6 V and 14.4 V, making it flexible for stereo and bridged operation. With a frequency range of 5 Hz to 30 kHz and a signal-to-noise ratio of over 90 dB, it delivers clear and powerful sound experiences. The amplifier is also equipped with variable high and low pass filters as well as adjustable input sensitivity. It operates with a voltage of 9 to 15.5 V DC, with a current draw of 17 A for music signals and 34 A for bass signals. Its compact design with dimensions of 127 x 167 x 58.5 mm and a weight of 640 g allows for easy integration.
Power & Performance:
-
Channels: 4 Channels.
-
Total Power: 400 Watts RMS.
-
Output Power at 12.6 V:
-
4 x 85 Watts RMS @ 2 Ohm (Stereo).
-
4 x 50 Watts RMS @ 4 Ohm (Stereo).
-
2 x 170 Watts RMS @ 4 Ohm bridged (Bridge).
-
-
Output Power at 14.4 V:
-
4 x 105 Watts RMS @ 2 Ohm (Stereo).
-
4 x 60 Watts RMS @ 4 Ohm (Stereo).
-
2 x 210 Watts RMS @ 4 Ohm bridged (Bridge).
-
-
Frequency Range: 5 Hz – 30 kHz.
-
Signal-to-Noise Ratio (S/N): > 90 dB.
-
Total Harmonic Distortion (THD): < 1 %.
Filters & Audio Settings:
-
Crossover High Pass (HPF): 50 Hz – 2.3 kHz (variable).
-
Crossover Low Pass (LPF): 50 Hz – 2.3 kHz (variable).
-
Input Sensitivity: RCA: 200 mV – 8.0 V / High Level (HIGH): 1.5 V.
-
Input Impedance: RCA: 15 kOhm / High Level (HIGH): 1 kOhm.
-
Output Impedance: 2 Ohm (Stereo).
Power Supply & Consumption:
-
Operating Voltage: 9 V – 15.5 V DC.
-
Current Draw (Music Signal): 17 A.
-
Current Draw (Bass Signal): 34 A.
Dimensions & Weight:
-
Width (W): 127 mm.
-
Length (D): 167 mm.
-
Height (H): 58.5 mm.
-
Weight: 640 g.

