Christmas cut off: As the cut-off date has passed, Christmas delivery may not be guaranteed. Please select Express shipping for the best chance of delivery before Christmas.
Our team will be on holiday from Dec 22nd to Jan 15th. Please be assured that your order will be dispatched, and any inquiries will be promptly addressed upon our return. We appreciate your understanding and patience during this period.

Christmas cut off: As the cut-off date has passed, Christmas delivery may not be guaranteed. Please select Express shipping for the best chance of delivery before Christmas.

Our team will be on holiday from Dec 22nd to Jan 15th. Please be assured that your order will be dispatched, and any inquiries will be promptly addressed upon our return. We appreciate your understanding and patience during this period.

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Boss Audio R1004 4-Channel 400W Amplifier

UPC: 791489115254 SKU: R1004
Boss Audio R1004 4-Channel 400W Amplifier
$0$105.85
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  • Standard to Metro (4-10 biz days)
  • Express to Metro (1-4 biz days)
  • Standard to Non-metro (10-20 biz days)
  • Express to Non-metro (2-6 biz days)
  • Pickup (Same or next biz day)
  • Longer ETA applies to NT, WA, NZ & US locations.
  • The above time frames are estimates only. The actual delivery time is dependent on the shipping location, shipper's processing capacity and other unforeseeable factors i.e. natural disasters, accidents etc. We cannot be held responsible for any courier-related delivery delays.
  • Availability:Out of Stock
  • Model: Boss R1004
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Riot Series Class A/B 400W 4-Channel Amplifier


  • Power and protection LED lights for ease of troubleshooting
  • Soft turn-on circuit to help protect the amp from start up damage
  • Thermal overload as well as speaker short circuit protection
  • Power Handling:
    • 400 W MAX Power 4 Channel
    • 75 W X 4 RMS @ 2 ohm
    • 38 W X 4 RMS @ 4 ohm
  • Total Harmonic Distortion @ RMS output: 0.01%
  • Signal to noise Ratio: 90dB
  • Frequency Response: 12Hz to 22kHz +/- 1dB
  • Channel Separation: 60dB
  • Dimensions: 7.75" (L) x 9" (W) x 2" (H)

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