USB/Bluetooth Audio Receiver Converter

  • Bluetooth and USB Inputs & Optical/Coaxial/RCA (AUX) Outputs
  • Bluetooth 5.1
  • Superior Audio Decoding
  • Convenient USB Type-C Power Supply
  • Intuitive 1.9-inch LCD Color Screen
Regular price $79.99 USD
Sale price $79.99 USD Regular price

Bluetooth and USB Inputs & Optical/Coaxial/RCA (AUX) Outputs

With Bluetooth and USB inputs and optical/coaxial/RCA (AUX) outputs, the SMSL B2 is versatile enough to suit any occasion. Easily connect your PC, laptop, tablet, or phone to your amplifier or active speakers, allowing you to effortlessly build your own HiFi system.

Bluetooth 5.1

Powered by Bluetooth 5.1 and equipped with the Qualcomm QCC5125 chip, the SMSL B2 ensures higher data transfer rates, lower energy consumption, and smoother audio transmission. Support for multiple Bluetooth decoding formats and LDAC high-definition decoding technology guarantees accurate reproduction of full audio broadband, delivering CD-level sound quality.

Superior Audio Decoding

Featuring Cirrus Logic's latest audio decoding chip CS43131, the SMSL B2 boasts an impressive RCA output dynamic range of up to 128dB, ensuring exceptional audio clarity and detail. Upgrade your audio setup with the SMSL B2 and immerse yourself in a world of unparalleled sound quality and convenience.

Convenient USB Type-C Power Supply

The SMSL B2 is powered by a DC5V USB Type-C connection, allowing for hassle-free setup without the need for additional drivers. Note: Please ensure a power input of DC 5V 1A and above. Avoid using fast charging adapters to power the device for optimal performance.

Intuitive 1.9-inch LCD Color Screen

Stay informed at a glance with clear information on input mode, encoding format, and sampling rate displayed on the vibrant LCD screen.

Inside the Box

  • 1 x SMSL B2
  • User Manual

3 Month Warranty

The SMSL B2 Comes with a 3 month warranty.

Technical Details

0.0002% (113dB)
Dynamic Range
SNR (Signal-to-Noise Ratio)
Output Level
USB Transmission
Asynchronous Transfer
USB Compatibility
Windows 7/8/8.1/10/11 (Driver required)
Mac OSX 10.6+

Linux (Driverless)
Sampling rate/bit depth
USB Bit Depth: 24-bit
USB Sampling Rate: PCM 44.1/48kHz
Bluetooth Specification | Bluetooth 5.1
LDAC: 24bit/96kHz (990kbps/660kbps/330kbps)
aptX-HD: 24-bit/48kHz (576kbps)
aptX: 16-bit/44.1kHz (352kbps)
SBC: 16-bit/44.1kHz (328kbps)
AAC:16-bit/44.1kHz (320kbps)
Power Consumption
Standby Power
77x90x35mm (WxDxH)

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)

Customer Reviews

Be the first to write a review

Shipping Policy

Which countries do you ship to?

How much does shipping cost?

How long does it take to receive the order after it is placed?

What happens if the parcel has been shipped but not delivered?

Who will pay for the import tax/custom fees

What shipping companies do you use?

Customer Support

How do I get help for my order?

Do I get tracking details for my order?

How do I cancel my order?

30-Day Return Policy

Where should I send the product for the return process?

When must the product be returned after receiving the RMA form and details? 

When will I receive my refund after returning the product?