8K 1×2 HDMI 2.1 Splitter with Audio De-Embedding
KanexPro SP-1X2A8K 8K 1x2 HDMI 2.1 splitter with audio de-embedding. 40Gbps, HDCP 2.3, HDR/Dolby Vision, 4K@120Hz, VRR/ALLM.
Split one 8K HDMI 2.1 source to two displays with built-in audio de-embedding for external audio systems. The KanexPro SP-1X2A8K is a 40Gbps 1×2 HDMI splitter that delivers up to 8K@60Hz 4:2:0 10-bit and 4K@120Hz 4:4:4 10-bit. Its audio extraction output allows connection to external amplifiers, soundbars, or speaker systems independent of the display's built-in audio. HDMI 2.1 and HDCP 2.3 compliant. Supports 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, and DSD. Built-in equalizer, retiming, and driver ensure signal integrity. Advanced EDID management for reliable source/display negotiation.
- HDMI 2.1 and HDCP 2.3 compliant
- Supports 40Gbps video bandwidth
- Supports 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
- Supports HDR, HDR10, HDR10+, Dolby Vision, HLG pass-through
- Supports HDMI audio formats: LPCM, Dolby Digital/Plus/EX, Dolby TrueHD, DTS, DTS-HD Master Audio, DSD
- Audio de-embedding output for external audio systems
- Built-in Equalizer, Retiming, and Driver
- Advanced EDID management
Specifications| HDMI Compliance | HDMI 2.1 |
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| HDCP Compliance | HDCP 2.3 |
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| Video Bandwidth | 40Gbps |
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| Video Resolution | 8K@60Hz 4:2:0 10bit, 8K@30Hz 4:4:4 10bit, 4K@120Hz 4:4:4 10bit |
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| HDR | HDR, HDR10, HDR10+, Dolby Vision, HLG |
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| Audio Formats | LPCM, Dolby Digital/Plus/EX, Dolby TrueHD, DTS, DTS-EX, DTS-96/24, DTS High Res, DTS-HD Master Audio, DSD |
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| Input | 1 x HDMI IN [Type A] |
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| Output | 2 x HDMI OUT [Type A] + Audio Out |
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| Included | 1 x 8K 1x2 HDMI Splitter w/ Audio, 1 x Power Adapter, 1 x User Manual |
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Questions
- What HDMI and HDCP versions?
- HDMI 2.1 and HDCP 2.3.
- Maximum resolution?
- 8K@60Hz 4:2:0 10-bit, 8K@30Hz 4:4:4 10-bit, and 4K@120Hz 4:4:4 10-bit at 40Gbps.
- No signal on displays.
- 1) Verify Ultra High Speed HDMI cables. 2) Power-cycle. 3) Check source/display resolution compatibility.
- No audio from extraction output.
- 1) Verify audio cable to receiver. 2) Check source audio format. 3) Some formats may require specific EDID settings.
- Does this have auto downscaling?
- Not specified. For auto downscaling, use SP-HD1X28K or SP-HD1X48K.
- What audio formats are supported?
- LPCM, Dolby TrueHD, DTS-HD Master Audio, DSD, and more via HDMI pass-through and audio extraction.
- How does audio extraction work?
- Audio is de-embedded from the HDMI signal and output through a dedicated audio port, independent of the HDMI display outputs.
- Does this support VRR and ALLM for gaming?
- Yes. VRR, FVA, and ALLM are fully supported at up to 4K@120Hz 4:4:4.
- HDR not passing through.
- Ensure both source and display support the HDR format. Verify EDID settings allow HDR.