Gorgeous low-noise Bluetooth 5.0 audio DAC

    Industry Leading BD34301EKV DAC Chip
    Precise Processing Circuit
    Low Noise Power Supply
    Latest Bluetooth Chip
    Updated Remote Control
Regular price $399.99 USD
Sale price $399.99 USD Regular price

Industry Leading DAC Chip

The SMSL D300 comes with ROHM flagship DAC chip BD34301EKV, a 32-bit stereo D/A converter integrated with ROHM's own sound quality design technology. Excellent numerical performance is achieved for high-end audio. You can choose your favorite sound quality by switching between two FIR digital filters. Equipped with PCM I/F and DSD I/F, the maximum sampling frequency supports 768kHz and 22.4MHz respectively.

Precise Processing Circuit

The D300 features a brand new CKC-03 clock processing circuit pair with built-in shield to achieve lower clock jitter and improve power efficiency. Besides, they can also reduce consumption and make the clock jitter of the optical and coaxial as excellent as USB.

Low Noise Power Supply

The SMSL D300 follows with low noise power supply featuring the specially designed discrete component. With built-in shielding, the power supply can be stabilized. And the multiple low-noise stabilized power supplies can provide low-noise power supply for analog circuits.

Latest Bluetooth Chip

The SMSL D300 characterizes the Qualcomm's latest Bluetooth chip, which can support SBC, AAC, aptX, aptX HD, and LDAC. aptX is a bit rate efficient technology that ensures you receive high quality audio from your Bluetooth® device, so you have a better listening experience.

Updated Remote Control

SMSL D300 characterizes a high-resolution color fully-fitted display screen featuring tempered glass display panel with a newly designed high-quality knobs on the front. It also has a screen-off function. This remote controller with higher sensitivity and better hand feeling is fully operational using the remote control with comfort.

Inside the Box

  • 1 x SMSL D300
  • User Manual

30-Day Return Policy

You may return any non-customized product that is still factory sealed, within 30 days upon receiving it. For items that are damaged, incorrect, or faulty upon delivery, Linsoul will assess the issue and provide a solution accordingly.

Technical Details

Input USB/ Optical/ Coaxial/ Bluetooth
Output :RCA/XLR
Output Level :XLR 4.0Vrms (Vol Fixed) 4.5Vrms(Vol variable)
RCA: 2.0vrms (Vol Fixed) 2.3vrms (Vol Variable)
THD+N: 0.00015%(-116dB)
Dynamic range: XLR 127dB
RCA: 125dB
SNR XLR: 127dB
RCA :124dB
Output impedance XLR :200Ω
RCA :100Ω
USB transmission: Asynchronization
USB compatibility windows: 7 /8/8.1 /10/11, Mac OSX、Linux
Bit depth USB: 1bit,16~32bit
Optical / Coaxial :1bit,16~ 24bit
Sampling rate :USB / PS PCM 44.1 ~768kHz
DSD :2.8224~22.5792MHz
Optical / Coaxial: PCM 44.1~192kHz
Bluetooth specification: BT 5.0(support SBC, AAC, aptX, aptX HD,LDAC)
Power Consumption :5w
standby power: <0.5w
Size :208x185x41mm (WxHxD)
Weight :1.05kg / 2.31lbs

Processing Time

This product is in Pre-order period. Pre-orders are provided for items that have not reached us and will take some time to be shipped out.

Pre-order Period: Expected to be available in early December


  • No cancellation of orders once ordered.
  • All orders to be shipped out sequentially.

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

Need help?, we are here to assist you
Monday - Friday: 09:00 – 18:00 (UTC+8)

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30-Day Return Policy

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