SMSL D400EX
AK4191 & Dual AK4499EX DAC Chips DSD512 Bluetooth Audio Decoder
- Flagship AK4191 & Dual AK4499EX DAC Chips
- Brand New 3rd-Generation XMOS USB Solution
- High-End Bluetooth Connectivity
- Multiple Input & Output Options
- Built-In Digital Filters & Low-Noise Power Processing
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Estimated Delivery:Apr 26 - Apr 30
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Free Standard Shipping & Returns On all orders. Check if your country applies.

SMSL D400EX
Flagship AK4191 & Dual AK4499EX DAC Chips
To tap into the full potential of the chips, SMSL has equipped the D400EX with a flagship-grade Dual DAC chipset featuring two AK4499EX latest-generation DAC Chips from AKM Technologies. D400EX also houses one AK4191 Chip to complement the AK4499EX DACs. The AK4499EX is a 32-Bit flagship DAC chip from AKM that provides unmatched performance while decoding high-resolution audio signals.
Brand New 3rd-Generation XMOS USB Solution
To get the best out of the flagship DAC Chipset present on the D400EX, SMSL has featured an XU316 USB processor from XMOS Technologies. It enables the D400Ex to decode high-resolution 32-Bit/768kHz PCM signals and native DSD512 audio signals.
High-End Bluetooth Connectivity
Supporting high-resolution wireless Bluetooth connectivity for signal input, SMSL D400EX high-tech Desktop DAC adopts the latest QCC5125 Bluetooth processor from Qualcomm that supports high-res LDAC, AptX HD, AptX, SBC, and AAC transmission protocols. especially, LDAC allows the users to stream at 24-bit/96kHz bit rate.
Multiple Input & Output Options
D400EX features a wide range of input options, including IIS, USB, Coaxial, Optical, and Bluetooth. Users will be able to easily connect the D400 EX with different sources easily. Besides, SMSL D400EX utilizes High-quality gold-plated input and output connection terminals.
Built-In Digital Filters & Low-Noise Power Pro cessing
Adopting seven different digital filters for PCM signals built into the D400EX, the SMSL equipped with multiple low-noise regulated power supplies to provide a stable, reliable and funny low-noise power supply system. Users can use these to adjust the output more to their liking.
Free Standard Shipping
We Offer FREE Standard Shipping on all orders to Most of the World*
1 Year Warranty
Your Headphones, IEM's, AMPs and DACs, are covered by a warranty against factory defects.
Authentic Products
HiFiXAudio is an official distributor of the brands we carry. All products are genuine.
0.000053%(-125.5dB) (A-WTD)
RCA: 128dB
Optical / Coaxial: 1bit, 16~32bit
PCM: 44.1 ~768kHz
DSD: 2.8224~22.5792MHz
Optical / Coaxial-PCM: 44.1 ~192kHz
aptX-HD: 24bit/48 kHz_576kbps
AptX: 16bit/44.1 kHz_352kbps
SBC: 16bit/44.1kHz_328kbps
AAC: 16bit/44.1kHz_320kbps
FAQ's
How long does it take to process an order?
For in-stock products, your order is expected to be shipped within 3 working days. Customized items and pre-orders take a longer time (do check in with our staff for more information). On normal non-sale days, once your parcel is shipped:
- For Standard Shipping, it takes about 2-3 weeks for items to be delivered after it is shipped. For some countries, it might take up to 1-2 months, depending on your country and its custom procedure. The duration for transit is beyond our control. Mechlands does not arrange refunds for such cases. Please consider an upgrade to DHL Express or keep the waiting time in mind.
- For Express Shipping, it takes about 3-10 days for items to be delivered after it is shipped.
Note:
Shipping methods and period might be affected and changed due to festive seasons, pandemic circumstances or other unforeseen circumstances.