Bluetooth 5.1 Digital Headphone Power AMP

  • AK4191+AK4499EXDecoding chip
  • XMOS XU-316
  • 4.4mm/6.35mmHeadphone Output
  • 32bit/768kHz
  • DSD512
  • HPA Output Power2W(16Q)/1W(320)
  • Bluetooth 5.1
  • Hi-Res Certification
  • Built-In Low NoisePower Supply
  • Full FunctionRemote Contro
Regular price $422.10 USD
Sale price $422.10 USD Regular price $469.00 USD

Exquisite Exterior Design: A Symphony of Form and Function

The SMSL DO300EX is the epitome of aesthetic brilliance and technical proficiency. It features a floating display window design that is accented by a fully bonded, color IPS display screen. This not only adds a layer of sophistication but also provides a dedicated DOP (DSD over PCM) display function. The retro function knob design completes the visual treat, allowing you to navigate effortlessly.

Peerless Audio Quality: Flagship AK4191+AK4499EX DAC Chip

Unlock the full potential of your audio with the AK4191+AK4499EX flagship DAC chip that offers hardware MQA decoding. The chip ensures unparalleled audio clarity with distortion levels as low as 0.00006% (-124dB). Your search for high-fidelity sound ends here.

Third-Generation XMOS XU-316: Performance Guaranteed

Engineered with the third-generation XMOS featuring 16-core high-end independent control chips (XU-316), and fortified with 5*OPA1612A, the DO300EX ensures high-quality sound and robust performance.

Comprehensive Connectivity: Versatility at Its Best

This powerhouse of a device offers you a plethora of input options including USB, Bluetooth, Optical, Coaxial, and even 12S (HDMI). For output, you have two headphone jacks (4.4mm and 6.35mm) and line outputs (XLR and RCA). With PRE MODE available, your options are limitless.

Advanced Bluetooth and Multiple Headphone Interfaces

Equipped with Qualcomm Bluetooth 5.1 chip, the DO300EX supports LDAC 24bit/96kHz, APTX/HD, SBC, and AAC. Whether you prefer single-ended or balanced output, it provides a 4.4mm and a 6.35mm headphone interface, capable of delivering powerful thrust simultaneously for diverse headphones.

The Magic of MQA and MQA-CD Decoding

Revolutionize your listening experience with MQA technology that removes digital "blurring" to produce a 3D sound field. The DO300EX goes the extra mile by also supporting MQA-CD decoding. Enjoy studio-quality audio in the comfort of your home.

Ergonomic Full-Function Remote Control

Operate all functions effortlessly with the new SMSL remote control that prioritizes both aesthetic and functional design.

Inside the Box

  • 1 x SMSL DO300EX
  • User Manual

1 Year Warranty

The SMSL DO300EX Comes with a 1 year warranty on the AMP & DAC only. Warranty doesn't apply to the included accessories.

Technical Details

RCA/XLR/4.4mm+6.35 Headphone Jack
Line Output Amplitude
XLR: 5.2Vrms, RCA: 2.5Vrms
Headphone Output Power
2W x 2 (16Ω), 1W x 2 (32Ω)
Output Impedance
XLR: 200Ω, RCA: 100Ω
Dynamic Range
XLR: 132dB, HPA: 127dB
XLR: 132dB, HPA: 127dB
USB Compatibility
Windows 7/8/8.1/10/11, Mac OSX 10.6 and above, Linux

Authentic Products

Linsoul Audio is the authorized distributor. All products are authentic and genuine.

Worldwide Free Shipping

We are located in China but send our products worldwide for free. T&Cs apply.

1 Year Warranty

We provide 1 year warranty for the all products except the cables and accessories*.

Online Support

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Monday - Friday: 09:00 – 18:00 (UTC+8)

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30-Day Return Policy

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