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Audiocontrol Rialto 400 2.1 Channel Compact Amplifier (White)

///Audiocontrol Rialto 400 2.1 Channel Compact Amplifier (White)
  • Audiocontrol Rialto 400 2.1 Channel Compact Amplifier(white)

Audiocontrol Rialto 400 2.1 Channel Compact Amplifier (White)

2.1 Channel Compact Amplifier and Digital to Analog Converter
SKU: Rialto-400(white) Category:

Product Description

The Audiocontrol Rialto 400 2.1 Channel Compact Amplifier is high-powered with a built-in audiophile-grade DAC (digital to analog converter) designed specifically to provide greater performance and higher sound quality for all analog and digital systems, including Sonos® home entertainment systems.

The Rialto 400’s amplifier delivers over 100 watts of power per channel into 8 ohms and 200 watts per channel into 4 ohm loads and can also act as a 400 Watt Mono-block. It features a built-in high-performance Wolfson® DAC that drastically improves audio quality, digital and analog audio-systems can perform with better speakers across the home.

Audiocontrol Rialto 400 2.1 Channel Compact Amplifier


  • Compact Amplifier and Digital Analog Converter (DAC)
  • 2 Channels x 100 Watts at 8 Ohms
  • 2 Channels x 200 Watts at 4 Ohms
  • Stable Down to 3.6 Ohms
  • Bridgeable Mono Block at 400 Watts
  • 1 x Digital Optical & COAX Inputs
  • Analog Stereo and Speaker Level Inputs
  • Input Priority for SMART Priority Switching
  • Subwoofer Output
  • Wolfson Digital Analog Converter (DAC) For Audiophile Performance
  • AudioControl Patented AccuBASS ™ Bass Response
  • 12v Trigger Input • Bridgeable • Headphone Input
  • Compact Size at 8.5″ (W) X 5.4″(D) X 2.9″(H)
  • Available in Sierra White or Midnight Black
  • Available in both 110v and 220v models



  • Digital Inputs: Optical Toslink, Coax S/PDIF 75 ohms
  • Analog Inputs: Stereo RCA, Stereo Speaker Level, Stereo 1/8th Inch
  • Input Sensitivity: 230mV (RCA); 2.0V (Speaker Level)
  • Signal Sense Trigger Minimum: 10mV (RCA); 100mV (Speaker Level)


  • Amplifier Channels: 2
  • Power Output (8Ω): 100W per channel
  • Power Output (4Ω): 200W per channel
  • Minimum Speaker Load: 4Ω
  • Preamp Outputs: Mono RCA Subwoofer, Mono RCA Bridged


  • Signal to Noise Ratio: >95dB
  • Frequency Response: 20Hz-20kHz
  • Total Harmonic Distortion: 0.09%


  • 12 Volt Trigger Outputs: 1


  • Power Consumption (Typical Usage): 40W
  • Power Consumption (Maximum): 520W
  • Line Voltage: 100-120VAC/200‐240VAC Switchable
  • Dimensions: 8.5″(W) X 5.4″(D) X 2.9″(H)

In the Box

  • Rialto 400, Power Cord, User Manual

Additional Information

Weight3 kg



Frequency Response

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