DSPA 406 V2

4-Channel Entry Level Amplifier with Built-in 8-Channel DSP

DSPA 406 V2.0 : Positioned as an entry-level simple upgrade solution, it features 31-band EQ adjustment, 4×30W AB-class rated power output, standard Bluetooth 5.0, and mobile phone OTG functionality. It delivers powerful sound performance, making it ideal for car owners seeking entry-level audio upgrades.

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4 x 65W/4Ω Max. integrated Class AB amplifier
1 x USB-OTG Input
4 x High Level Inputs 4 x RCA Inputs
6 x RCA Outputs 4 x High Level Outputs
Bluetooth® 5.0 Audio Codec: aptX HD/aptX /AAC/SBC

Qualcomm aptX HD

1 x AK7735 DSP-Chip

1 x AK7735 ADC-Chip

AK7735 + PCM1754 DAC-Chip

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Voltage

10V-16V

Turn-On

ACC/ high level inputs

Hi-End Components

1 x AK7735 DSP-Chip 1 x AK7735 ADC-Chip AK7735 + PCM1754 DAC-Chip High temperature for high-reliability to 105° Celectrolytic capacitor

Inputs

4 x High Level Inputs 12Vrms Max. 2 x RCA Inputs 3Vrms Max. 1 x USB-DAC(USB-OTG) Input (up to 192KHz/32bit) Input Impedance: 6Ω

High Level Outputs

4 x High Level Outputs 30W/4Ω/ch RMS. 65W/4Ω/ch Max. THD +N: <0.03% S/N: > 100 dB

RCA Outputs

6 x RCA Outputs Voltage: 4Vrms THD+N: <0.0017%dB S/N: > 105dB

Bluetooth® Receiver

Bluetooth® 5.0 Profile: A2DP/AWRCP Audio Codec: aptX/aptX HD/AAC/SBC

Input Equalizer

Independently adjustable per channel Equalizer Filter Type: PE/LS/HS/AP1 & AP2 5-Band Parametrical Equalizer: +/- 15 dB, 0.1 dB Steps Q: 0.5~15, 0.1 Steps

Input Delay

High level input time delay adjustment: 0-10ms/0-340cm

Dynamic Loudness Control

Separate DLC parameters for Analog/Bluetooth input sources

Output Crossover

Independently adjustable per channel Filter type: Butterworth / Linkwitz / Bessel Filter frequency: 20Hz ~ 20KHz Filter slope: -6dB/Oct~-48dB/Oct

Output Equalizer

Independently adjustable per channel Equalizer Filter Type: PE/LS/HS/AP1 & AP2 31-Band Parametrical Equalizer: 15 dB, 0. 1 dB Steps Crossover Frequency: 1 Hz step @ 20 Hz - 20 kHz Master Gain: 0~60 dB Channel Gain: -20~ +5 dB