4K HDMI Audio Decoder & Down Mixer with Dolby/DTS

Decode & Down-Mix Dolby/DTS Bitstream to Analog Stereo — 18Gbps 4K60 4:4:4 HDR Pass-Through with Optical & RCA Output

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KanexPro

SKU: AUD-DCODEHDMI-4K

UPC: 813982023925

$129.95
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Extracts audio from any HDMI source and decodes Dolby/DTS bitstreams down to 2-channel analog stereo via RCA L/R output. Optical S/PDIF delivers up to 5.1-channel Dolby Digital or DTS. Full 4K60 4:4:4 HDR video passes through to the display untouched.

A front-panel 3-position switch selects TV (copy EDID), Bitstream (multichannel pass-through on optical), or 2CH (decode and down-mix to stereo). LED indicators show PCM, Dolby, or DTS decode state. HDMI 2.0b, HDCP 2.2, CEC bypass. Compact metal enclosure, 5V/1A powered.

  • HDMI 2.0b (18Gbps), HDCP 2.2, and DVI compliant
  • Video resolutions up to 4K2K@50/60Hz (YUV 4:4:4)
  • Extract HDMI audio to multi-channel optical (S/PDIF) or L/R analog audio
  • Bitstream audio down-mix to L/R analog output (Dolby/DTS decode)
  • Optical audio supports LPCM 2CH, Dolby Digital 2/5.1CH, DTS 2/5.1CH
  • HDMI High Bit Rate (HBR) audio pass-through
  • Audio sample rates up to 192kHz
  • 10-bit HDR (High Dynamic Range) pass-through
  • CEC pass-through for single-remote control
SpecificationValue
Technical
HDMI ComplianceHDMI 2.0b
HDCP ComplianceHDCP 2.2 and HDCP 1.4
Video Bandwidth18Gbps
Video ResolutionsUp to 4K2K@50/60Hz (YUV 4:4:4), 4K2K@30Hz, 1080P@120Hz, 1080P 3D@60Hz
Color SpaceRGB, YCbCr 4:4:4, YCbCr 4:2:2
Color Depth10-bit, 12-bit
HDMI Audio (Pass-through)LPCM 2/5.1/7.1CH, Dolby Digital, DTS 5.1, Dolby Digital+, Dolby TrueHD, DTS-HD Master Audio, Dolby Atmos, DTS:X
Optical Audio FormatsLPCM 2CH, Dolby Digital 2/5.1CH, DTS 2/5.1CH
L/R Audio FormatsAnalog Stereo 2CH
ESD Protection±8kV (air-gap) & ±4kV (contact)
Connections
Inputs1× HDMI Type A [19-pin female]
Outputs1× HDMI Type A, 1× Optical [S/PDIF], 1× L/R Audio [RCA]
Mechanical
HousingMetal Enclosure
Dimensions73.5mm (W) × 60.7mm (D) × 20mm (H)
Weight135g
Power SupplyAC 100–240V 50/60Hz; DC 5V/1A (CE/FCC/UL)
Power Consumption1.25W (Max)
Operating Temp32–104°F / 0–40°C
Storage Temp-4–140°F / -20–60°C
Relative Humidity20–90% RH (no condensation)
Package Contents
HDMI 18Gbps Audio Extractor
5V/1A Power Adapter
User Manual
Product Diagram
Product Panel