SMSL
SMSL SD‑793II Mini HIFI DAC Decoder RCA 6.35mm Headphone Output
SMSL SD‑793II Mini HIFI DAC Decoder RCA 6.35mm Headphone Output
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SMSL SD‑793II Short Description
Product: Mini Hi‑Fi DAC with PCM1793 chip, converts optical/coaxial digital signal to analog audio.
Controls & Ports
• Front: Power switch, SOURCE input selector (Optical / Coaxial), 6.35mm headphone jack, volume knob
• Rear: Optical input, Coaxial input, RCA L/R output, DC 9V power port
Operation
1. Connect DC 9V power adapter while powered off.
2. Connect digital source via Optical or Coaxial cable.
3. Output: Use RCA for amplifier / active speakers; plug headphones into 6.35mm jack.
4. Power on, select correct input with SOURCE button, adjust volume.
Important Notes
• Only use DC 9V power supply. Higher voltage may damage the unit.



Product FAQ
How long is the warranty period?
The warranty period for new products is one year, and two years in Europe.
[Slight Cosmetic Damage offer]The warranty period for products is one month.
Where to ship from?
The majority of products ship from Mainland China, while a
portion of orders may ship from European or US warehouses. Customers
cannot select their shipment origin.
Regarding import duties, VAT, consumption taxes, and other applicable fees.
Customers may be subject to customs charges. The recipient shall
cooperate with customs clearance procedures. All resulting losses from
refusal to cooperate shall be borne by the recipient.