SounDigital 400.4

At the pinnacle of performance and innovation, we proudly present the XP line—an impressive evolution in your audio experience. Designed with state-of-the-art technology and enhanced by artificial intelligence, XP amplifiers embody the core DNA of SounDigital: innovation, excellence, and precision.

The XP line delivers exceptional audio performance, combining advanced engineering with superior components to ensure reliability and remarkably faithful sound clarity. Its compact and versatile design allows seamless integration into a wide range of applications, meeting diverse needs with efficiency and practicality.

Whether you’re an audiophile or a casual listener, XP amplifiers elevate your audio experience, striking the perfect balance between cutting-edge technology and exceptional quality. With the XP line, hear sound as it was meant to be heard.

• XP 400.4 – 4 OHMS

  Power RMS @ 4Ω: 4 x 66W
  Power RMS @ 2Ω: 4 x 100W

  Power RMS (Bridge) @ 8Ω: 2 x 132W
  Power RMS (Bridge) @ 4Ω: 2 x 200W

• Frequency Response (-3dB)

  5Hz ~ 36kHz

• Low Pass filter (12dB/octave)

  45Hz ~ 850Hz

• High Pass filter (12dB/octave)

  45Hz ~ 850Hz

• Bass Boost

  N/A

• Operating Voltage

  9V ~ 16V

• SNR

  96dB

• Input Sensitivity (RCA)

  0.2V ~ 2V

• Input Sensitivity (High Level input)

  1.5V ~ 15V

• Current draw (music)

  17A

• Current draw (max.)

  34A

• Total Efficiency

  83%

• Damping Factor

  200

• Power cable

  10mm² (7 AWG)

• Speaker cable

  2 x 1.5mm² (15 AWG)

• Remote cable

  1.5mm² (15 AWG)

• Recommended Fuse* (music)

  20A

• Recommended battery (minimum)

  40Ah

• Width

  4.69″

• Length

  4.44”

• Height

  2.0″

• Weight

  1.60 lb