A New Chapter in High-Fidelity Audio

Meet the SMSL D400 Pro—our latest addition that's here to redefine what you thought was possible from a USB Desktop DAC. Sporting flagship AKM DAC chips, MQA Certification, and wireless Bluetooth capabilities, the D400 Pro is poised to become an indispensable part of your audio setup.

The Heart of the Matter: Flagship AKM DAC Chips

The D400 Pro incorporates flagship AKM DAC chips—AK4191 and AK4499EX—to offer you a supreme audio output. These DACs make sure that you get every note in its purest form, so you feel like you're in the room with the artist.

Silence the Noise: CK-03 Clock Processing Circuit

When it comes to audio, timing is everything. The CK-03 clock processing circuit minimizes clock jitter, ensuring a stable, reliable, and ultimately—better sound experience. This means you can focus on the music, not on distracting imperfections.

Sleek and Sturdy: High-Quality Gold-Plated Terminals

Don't underestimate the importance of good connections. The D400 Pro is built with high-quality gold-plated input and output terminals to ensure optimal signal transfer. Forget about weak links in your audio chain—you're all golden here.

Filter Your World: Seven Digital Filters

Whether you're a purist or like to experiment, you have the power to shape your sound. With seven digital filters at your fingertips, you're in complete control. Customize your listening experience to suit your unique tastes and preferences.

Streamlined Control: Full-Function Remote

Why get up when you don’t have to? A compact and durable remote control comes standard with the D400 Pro. It's fast, easy to use, and it puts full control right at your fingertips. Now that's what we call user-friendly.

Bluetooth Brilliance: Qualcomm's High-End Bluetooth Chip

Enjoy high-quality wireless audio streaming, thanks to the Qualcomm’s high-end Bluetooth chip. It supports various codecs like LDAC 24bit/96kHz, APTX/HD, SBC, AAC, and can be effective up to 15m away. Your music is free to roam, just like you.

Product Highlights

• Flagship AKM DAC chips: AK4191 + AK4499EX
• -124dB THD+N
• 7 Digital filters
• High-quality gold-plated terminals
• CK-03 Clock Processing Circuit
• Fully laminated display
• Wireless remote control
• Qualcomm’s high-end Bluetooth chip

Head on over to the SMSL D400 Pro product page for more details, and if you need more information please contact our dedicated Support Team via live chat online or email us at support@apos.audio

As with all purchases, when you buy from us you get the Apos Promise for Free Priority Shipping, an Extended One-Year Transferable Warranty, a 45-Day Return Policy, and our 30-Day Lowest Price Match.