Gold Member Since 2013
Audited Supplier
Guangzhou YunQiang Electronics Co., Ltd.

DSP Amplifier, DSP Power Amplifier, Touch Screen Power Amplifier manufacturer / supplier in China, offering Four Channels DSP Touch Screen Power Amplifier, 400W 3-Way Full Range Professional High Quality Audio Speakers (R2), Electric Equalizer/Balancer (EQ-2231) and so on.

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Supplier Homepage Product Professional Amplifier Four Channels DSP Touch Screen Power Amplifier

Four Channels DSP Touch Screen Power Amplifier

FOB Price: US $400-650 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $400-650/ Piece
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Port: Huangpu, China
Production Capacity: 2000-3000PCS Per Month
Payment Terms: L/C, T/T, Western Union, Paypal, Money Gram

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Basic Info
  • Model NO.: D412
  • Usage: Hi-Fi
  • Tube Type: Transistor Amplifier
  • Sound Channel: 4.0
  • Voltage: All
  • Conductive Mode: D
  • Semiconductor: Transisitor
  • Class: High Class
  • Transport Package: Carton,Woode Case,Flight Case,or as Client Order
  • Origin: Guangzhou, China
  • Type: Professional Amplifier
  • Used For: Professional
  • Function: Post Amplifier
  • Output Number: 4
  • Element Number: Push-Pull Amplifier
  • Channel: Four Channels
  • Control: Touch Screen Control
  • Trademark: QSN
  • Specification: CE, ROHS, CCC, ISO, FCC,
Product Description
1200W four channels DSP Touch Screen power amplifier

1. Build-in DSP;

2. Reliable Class D output stage;

3. Touch screen control;

4. Switching power supply;

5. Network monitoring and control;

6.  PC operating software,software language can be choiced to Chinese or English

7. 4x1250w, 8ohms.

pls contact us for more information.



8 ohms Stereo Power


4 ohm Stereo Power


Input impedance


THD 20 Hz - 20 kHz for 1 W


Signal-to-Noise Ratio

>112 dBA

Channel separation (Crosstalk) at 1 kHz

>70 dB

Damping Factor 1kHz, 8ohms


Input Sensitivity

0.77V 1.44V

Input Connectors (per channel)

3-pin XLR, electronically balanced

Output Connectors (per channel)

speakon connector


front-to-rear airflow, temperature controlled speed

Amplifier Protection



short circuit, open circuit, direct voltage, high temperature, radio-frequency, ultralow frequency

Amplifier size


Carton size 


Four Channels DSP Touch Screen Power Amplifier
Four Channels DSP Touch Screen Power Amplifier
Four Channels DSP Touch Screen Power Amplifier
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