Hertz DP 4.400 Dieci Power 4-Channel Car Amplifier — 75W RMS x 4

The Hertz DP 4.400 Dieci Power 4-Channel Car Amplifier is engineered to elevate your car audio system with precision and power. With its High-Resolution Audio Certification, this amplifier ensures every nuance of your music is faithfully reproduced, delivering a superior listening experience. Whether you're upgrading your system or starting fresh, the DP 4.400 combines exceptional power output with a compact design, making it the perfect choice for audiophiles seeking uncompromised sound.

Key Features:

Class-AB Amplification with High-Resolution Audio:
The DP 4.400 uses Class-AB amplification to deliver clean, dynamic sound while maintaining efficiency. It is High-Resolution Audio Certified, offering a frequency response of 10Hz to 45kHz for crystal-clear audio reproduction.

Impressive Power Output:

• 75W RMS x 4 at 4Ω
• 105W RMS x 4 at 2Ω
• 210W RMS x 2 + 210W RMS x 1 at 4Ω in 3-channel mode
• 250W RMS x 2 at 4Ω in 2-channel mode
  This amplifier provides ample power for your speakers, ensuring deep bass, clear mids, and crisp highs in all configurations.

Versatile Filter Adjustments:
The DP 4.400 comes equipped with high/low-pass crossover filters (50-4000Hz, 12dB/Oct) for both front and rear channels, giving you the flexibility to fine-tune the audio for your specific setup. It also features a bass boost (0-9dB at 50Hz), allowing you to enhance the low-end frequencies for a more powerful and personalized sound.

Low Distortion & High Efficiency:

• THD (Total Harmonic Distortion): 0.01% at 100Hz, ensuring clear and accurate audio without distortion even at high volumes.
• Damping Factor: 130 at 1kHz, allowing for superior control over your speakers, reducing distortion, and improving overall audio fidelity.

Flexible Installation and Compatibility:
The DP 4.400 is compatible with both Pre-In and Speaker-In inputs, offering seamless integration with aftermarket or factory radio systems. It also features full-range pre-outs, providing the flexibility to add additional amplifiers or subwoofers.

Automatic Remote Turn-On/Off:
The Automatic Remote Turn-On feature ensures that the amplifier powers on/off seamlessly based on the signal from your radio, making the installation process easier and more efficient.

Compact and Sleek Design:
Despite its powerful output, the DP 4.400 is housed in a compact, easy-to-install chassis. The elegant design, complete with a status LED and removable top panel that protects connections, ensures it integrates perfectly with your car’s interior.

Specifications:

• Channels:
  4 - 3 - 2
• Amplifier Class:
  AB
• Power Output (RMS):
  • 4-Channel Output:
    • 75W x 4 at 4Ω
    • 105W x 4 at 2Ω
  • 3-Channel Output:
    • 75W x 2 + 210W x 1 at 4Ω
    • 105W x 2 + 210W x 1 at 2Ω / 4Ω
  • 2-Channel Output:
    • 250W x 2 at 4Ω
• Power Output at 14.4VDC (RMS, 10% THD):
  • 4-Channel Output:
    • 90W x 4 at 4Ω
    • 125W x 4 at 2Ω
  • 3-Channel Output:
    • 90W x 2 + 250W x 1 at 4Ω
    • 125W x 2 + 250W x 1 at 2Ω / 4Ω
  • 2-Channel Output:
    • 250W x 2 at 4Ω
• Total Power:
  500W
• Frequency Response:
  10Hz - 45kHz (-3 dB)
• Distortion (THD at 100Hz, 70% Rated Power):
  0.01%
• Damping Factor:
  130 @ 1kHz, 1W
• S/N Ratio (A-weighted @ 1V input):
  101 dBA
• Adjustable Filters:
  • Front and Rear Channels:
    • Hi-Pass Filter: 50Hz - 4000Hz, 12dB/Oct.
    • Lo-Pass Filter: 50Hz - 4000Hz, 12dB/Oct.
  • Bass Boost: 0-9dB at 50Hz
• Inputs:
  • Pre-In Sensitivity: 0.32V - 8V RMS
  • Speaker-In Sensitivity: 1.6V - 40V RMS
• Remote Control:
  Optional HRC-02 (Remote Subwoofer Level Control)
• Power Supply & Efficiency:
  • Nominal Power Supply Voltage: 11V - 15V DC (2 x 25A fuse)
  • Operating Power Supply Voltage: 6.5V - 16.5V DC
  • Efficiency: 60%
• Dimensions:
  10.0" (W) x 2.1" (H) x 7.7" (D)

The Hertz DP 4.400 Dieci Power 4-Channel Car Amplifier offers the perfect balance of power, precision, and style, delivering clear, dynamic sound while fitting seamlessly into your vehicle's interior. Whether you’re upgrading your audio system or building from the ground up, the DP 4.400 ensures an immersive and customizable listening experience.