• SMSL M400 MQA DAC AK4499 Full Balanced aptX-HD Bluetooth5.0 DSD Decoder | Available on Headphones.com
  • SMSL M400 MQA DAC AK4499 Full Balanced aptX-HD Bluetooth5.0 DSD Decoder | Available on Headphones.com
  • SMSL M400 MQA DAC AK4499 Full Balanced aptX-HD Bluetooth5.0 DSD Decoder | Available on Headphones.com
  • SMSL M400 MQA DAC AK4499 Full Balanced aptX-HD Bluetooth5.0 DSD Decoder | Available on Headphones.com
1 5
SMSL

SMSL M400 - Open-Box

SMSL M400 - Open-Box

Final Sale
Final sale items are not returnable but they come with a full warranty.
Open Box
Open box items are final sale.
$779.99
$779.99 $859.99

Connectivity
Connectivity refers to the method in which the headphones connect to the audio source. Headphones can be either wired or wireless.

Wired

Portability
DACs and amplifiers can either be carried around or meant for static desktop use

Not Portable

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SMSL

SMSL M400 - Open-Box

$779.99
$779.99 $859.99
SMSL M400 MQA DAC AK4499 Full Balanced aptX-HD Bluetooth5.0 DSD Decoder | Available on Headphones.com
  • SMSL M400 MQA DAC AK4499 Full Balanced aptX-HD Bluetooth5.0 DSD Decoder | Available on Headphones.com
  • SMSL M400 MQA DAC AK4499 Full Balanced aptX-HD Bluetooth5.0 DSD Decoder | Available on Headphones.com
  • SMSL M400 MQA DAC AK4499 Full Balanced aptX-HD Bluetooth5.0 DSD Decoder | Available on Headphones.com
  • SMSL M400 MQA DAC AK4499 Full Balanced aptX-HD Bluetooth5.0 DSD Decoder | Available on Headphones.com

The SMSL M400 MQA DAC will use the newest high performing D/A chip from AKM, the AK4499. It supports MQA decoding, PCM 32bit / 768 kHz, and DSD512 Native. It supports UAT files, comes with a high-end power supply, and includes a jitter clock design. The M400 has USB, Optical, Coaxial, Bluetooth, and IIS inputs. For outputs, it has RCA and XLR capability. Finally, it comes with a remote control for ease of use from a distance.

Specs:

  • D/A Chip: AK4499EQ
  • Contains XMOS XU216 Chip
  • Contains 2 ACCUSILICON Crystal Oscillators
  • Supports MQA Decoding
  • Bluetooth 5.0 Capability
  • Supports UAT: 24bit/192kHz
  • Supports LDAC: 24bit/96kHz
  • Supports aptX HD: 24bit/48kHz
  • Supports AAC: 16bit/44.1kHz
  • DSD512 Native
  • PCM 32bit/768kHz
  • SNR: 131dB
  • THD+N (A-weighted): 0.000058% (-124dB)
  • Dynamic Range: 131dB

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