Model code: S-ST-ET-401
SYONG S-ST-ET-401 audio converters and extractors. Supplier catalogue designation: “4 in 1 out HDMI2.0b Switcher with Audio Extractor&ARC”. Confirm exact operating modes and compatibility before ordering.
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Owner-supplied SYONG product catalogue (2026-07-28), page 71
Checked against documentation: 06.11.2026
Reference catalogue for quotation requests. Availability, production status, condition, price, lead time and warranty are individually confirmed. A listed part number is not a stock claim.
Supplier catalogue photograph of S-DAC-201; confirm included accessoriesSYONG S-DAC-201 audio converters and extractors. Supplier catalogue designation: “96KHZ Digital to Analog Audio Converter”. Confirm exact operating modes and compatibility before ordering.
Supplier catalogue photograph of S-DAC-202A; confirm included accessoriesSYONG S-DAC-202A audio converters and extractors. Supplier catalogue designation: “Digital to Analog Audio Converter with 3.5mm Jack”. Confirm exact operating modes and compatibility before ordering.
Supplier catalogue photograph of S-DAC-202B; confirm included accessoriesSYONG S-DAC-202B audio converters and extractors. Supplier catalogue designation: “Digital to Analog Audio Converter with 3.5mm Jack, (upgrade version)”. Confirm exact operating modes and compatibility before ordering.
Supplier catalogue photograph of S-DAC-202C; confirm included accessoriesSYONG S-DAC-202C audio converters and extractors. Supplier catalogue designation: “Digital to Analog Audio Converter with 3.5mm Jack, (upgrade version)”. Confirm exact operating modes and compatibility before ordering.
Descriptions and images come from the supplied SYONG product catalogue dated 2026-07-28. These are supplier statements, not our test results. Resolution, refresh rate, transmission distance, power, compatibility and accessories depend on the operating mode and connected devices; agree the exact specification before ordering. Conflicting source specifications require clarification. Availability, price and warranty are confirmed on request.
4 in 1 out HDMI2.0b Switcher with Audio Extractor&ARC
1. HDMI Audio Extractor: Supports 4 HDMI inputs and 1 output with Optical, Coaxial, and 3.5mm audio extraction (2.0CH stereo / 5.1CH surround).
2. Resolution: Up to 4K@60Hz, compatible with HDCP 2.2 / HDMI 2.0b / HDR10, 18Gbps bandwidth.
3. HDMI ARC Adapter – Extracts TV audio to soundbar or amplifier via HDMI(ARC) + optical/L/R/3.5mm output.
4. Control: IR remote and manual switch button.
5. Compatible with most HDMI devices (PS4, Xbox, Roku, Fire TV, Blu-ray, HDTV, projectors, etc.), supporting CEC, HDR/HDR10, 2K, and 24/30/36-bit deep color.
6. HDMI 2.0 cable length: up to 3m at 4K@60Hz, up to 5m at 4K@30Hz.
