8K 1×4 HDMI 2.1 Splitter with Audio De-Embedding

40Gbps, HDCP 2.3, Optical + 3.5mm Audio Out, 4K@120Hz, VRR/ALLM, EDID DIP

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KanexPro

SKU: SP-1X4A8K

UPC: 813982023109

$199.95
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Distribute one 8K HDMI 2.1 source to four displays with built-in audio de-embedding through optical S/PDIF and 3.5mm analog ports. The KanexPro SP-1X4A8K delivers 40Gbps bandwidth and supports resolutions up to 8K@60Hz 4:2:0 10-bit and 4K@120Hz 4:4:4 10-bit. Its audio extraction outputs connect to external amplifiers, soundbars, or powered speakers independently of the display audio.

HDMI 2.1 and HDCP 2.3 compliant. VRR, FVA, and ALLM for gaming. Full HDR pass-through (HDR10, HDR10+, Dolby Vision, HLG). Audio pass-through includes LPCM, Dolby TrueHD, DTS-HD Master Audio, DSD. Audio de-embedding: optical supports LPCM/Dolby/DTS up to 5.1CH; analog outputs PCM 2.0. 8-mode EDID DIP switch. Built-in equalizer, retiming, and driver. Metal enclosure (212 × 94 × 23 mm, 539 g), 9W max, Micro USB service port.

  • HDMI 2.1 and HDCP 2.3 compliant
  • Support 40Gbps video bandwidth
  • Support video resolution up to 8K@60Hz 4:2:0 10bit, 8K@30Hz 4:4:4 10bit, 4K@120Hz 4:4:4 10bit
  • VRR, FVA, ALLM supported
  • Support HDR, HDR10, HDR10+, Dolby Vision, HLG pass through
  • Support HDMI audio formats: LPCM, Dolby Digital/Plus/EX, Dolby TrueHD, DTS, DTS-HD Master Audio, DSD
  • Built-in Equalizer, Retiming and Driver
  • Advanced EDID management (8-mode DIP switch)
  • Support audio de-embedding function (output through optical and analog port)
  • Compact design for easy and flexible installation
Technical
HDMI ComplianceHDMI 2.1
HDCP ComplianceHDCP 2.3
Video Bandwidth40Gbps
Video ResolutionUp to 8K@60Hz 4:2:0 10bit, 8K@30Hz 4:4:4 10bit, 4K@120Hz 4:4:4 10bit
Color Depth8/10/12-bit
Color SpaceRGB, YCbCr 4:4:4 / 4:2:2, YUV 4:2:0
HDRHDR, HDR10, HDR10+, Dolby Vision, HLG
HDMI AudioLPCM, Dolby Digital/Plus/EX, Dolby TrueHD, DTS, DTS-EX, DTS-96/24, DTS High Res, DTS-HD Master Audio, DSD
Audio De-Embed (Optical)LPCM 2/5.1CH, Dolby Digital 2/5.1CH, DTS 2/5.1CH
Audio De-Embed (Analog)PCM 2.0
ESD Protection±8kV (air-gap) & ±4kV (contact)
Connection
Input1 × HDMI IN [Type A, 19-pin female]
Output4 × HDMI OUT [Type A, 19-pin female], 1 × Optical [S/PDIF], 1 × L/R [3.5mm Stereo]
Control1 × SERVICE [Micro USB, Update port]
Mechanical
HousingMetal Enclosure
ColorBlack
Dimensions212mm (W) × 94mm (D) × 23mm (H)
Weight539g
Power SupplyInput: AC 100–240V 50/60Hz, Output: DC 12V/2.5A (CE/FCC/UL certified)
Power Consumption9W (Max)
Operating Temperature0°C – 40°C / 32°F – 104°F
Storage Temperature−20°C – 60°C / −4°F – 140°F
Relative Humidity20–90% RH (Non-condensing)
Package Contents
Included1 × 8K HDMI 1×4 Splitter, 1 × 12V/2.5A Multinational Power Supply, 1 × User Manual
Product Diagram
Product Panel