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The Onkyo HT-S8409 is a home theater speaker supporting 7.1 channel audio with six mountable speakers, two standing back speakers and subwoofer, all with a total power output of 770W. With an optional USB wireless adapter the system can also connect to web services such as Pandora and Spotify.


  • Status: Available


  • Color: Black
  • 3D decoding: Yes


  • Audio decoding: Dolby Digital+, Dolby TrueHD, DTS-HD, DTS Neo
  • Audio channels: 7.1

Audio / Video

  • USB: 1

Storage / Data

  • FM antenna input(s): 1
  • AM antenna input(s): 1
  • Composite video input(s): 5
  • Component video input(s): 2
  • Digital optical audio input(s): 2
  • Digital coaxial audio input(s): 2
  • HDMI input(s): 4
  • Analog stereo input(s): 6

Input ports

  • HDMI output(s): 1
  • Component video output(s): 1
  • Composite video output(s): 2
  • Stereo analog audio output(s): 1

Output ports

  • Wi-Fi: Optional (proprietary)


  • Type: Front speakers, Center speaker, Subwoofer, Surround Speakers
  • Speaker(s): 2, 1, 1, 4
  • Speaker size (diameter): 9.84 inches, 3.15 inches
  • Frequency response (lowest): 50 kHz, 50 kHz, 25 kHz, 20 kHz
  • Frequency response (highest): 55 kHz, 55 kHz, 150 kHz, 80 kHz


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