SMSL M400 - Open-Box
SMSL M400 - Open-Box
Connectivity
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Connectivity refers to the method in which the headphones connect to the audio source. Headphones can be either wired or wireless.
Wired
Portability
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DACs and amplifiers can either be carried around or meant for static desktop use
Not Portable
SMSL
SMSL M400 - Open-Box

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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