SMSL AO300
SMSL AO300
SMSL AO300

SMSL AO300: Versatile Class D amplifier with Bluetooth

SMSL introduces the AO300 , a versatile Hi-Fi device that functions as a DAC, amplifier and headphone amplifier. Powerful and high quality, it combines high-end components: the MA5332MS Class D amplifier chip, the CS43131 DAC chip and the XU316 XMOS USB interface. These components allow you to decode PCM 32-bit 768 kHz, DSD up to DSD256 and MQA files. In terms of amplification characteristics, the AO300 is capable of delivering up to 2x165W into 4Ω and 2x85W into 8Ω with a THD+N of just 0.003%. Being versatile, it has extensive connectivity options, including Bluetooth functionality, an HDMI ARC input port, and a subwoofer output for 2.1-channel audio. The front panel features a balanced 4.4 mm Jack headphone output and a 6.35 mm Jack output.

SMSL AO300

SMSL has integrated an HDMI ARC input port so you can enjoy high-quality audio playback using your TV as the audio source. Added to this is a subwoofer output, allowing you to turn your Hi-Fi installation into a 2.1-channel system and achieve an immersive effect with an active subwoofer. Thus, the SMSL AO300 can be used as a small home theater amplifier.

SMSL AO300

SMSL takes it one step further by building 8 equalizers and 5 filters into the AO300 to customize the tone and sound quality to suit your preferences.

SMSL AO300

AO300 is equipped with a Bluetooth receiver chip and supports high-definition codecs such as aptX HD and LDAC. This way, you can easily use audio sources such as your smartphone for remote use.

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The AO300 comes with a fully functional remote control. It includes basic play/pause/previous/next functions, volume control, as well as menu access and source selection.

Characteristics of SMSL AO300:

  • Item Type: Amplifier/DAC/Headphone Amplifier
  • DAC chip: CS43131
  • Amplifier chip: MA5332MS
  • USB Interface: XMOS XU316
  • Inputs: 1* Stereo RCA Line In/ 1* Coaxial SPDIF/ 1* Optical Toslink/ 1* USB-C/ 1* HDMI ARC/ / Bluetooth
  • Outputs: Speaker terminals/ 1* subwoofer output/ 1* balanced headphone output Jack 4.4 mm/ 1* headphone output Jack 6.35 mm
  • Output Power: 2x165W @ 4 Ω / 2×85 W @ 8Ω
  • THD+N: 0.003%
  • SNR: 107 dB
  • Channel Separation: 98 dB
  • Input sensitivity/input impedance: 280mV/22k Ω
  • USB data transfer type: USB 2.0 asynchronous
  • USB Compatibility: Windows 7/8/9/10/11/ Mac OSX/ Linux
  • Supported sampling rates: USB: PCM 32bit 768kHz, DSD256 and MQA/ Optical and Coaxial: PCM 24bit 192kHz, DSD64 (DoP) and MQA-CD
  • Power consumption: 40 W (at normal volume)
  • Dimensions: 219x421x85 mm
  • Weight: 1.52 kg
  • Color: Silver or Black