8K 2×1 HDMI 2.1 Switcher
KanexPro SW-2X18K 8K 2x1 HDMI 2.1 switcher. 48Gbps, HDCP 2.3, HDR/Dolby Vision, 4K@120Hz, VRR/ALLM, auto-switch, USB powered.
Switch between two 8K HDMI 2.1 sources on a single display with a simple top-mounted button press — no remote, no configuration, no external power supply required. The KanexPro SW-2X18K is an ultra-compact 2×1 HDMI switcher that delivers 48Gbps bandwidth and 8K@60Hz 4:4:4 resolution in a palm-sized form factor. USB-powered and plug-and-play, it is the simplest way to add a second HDMI source to any 8K or 4K display. Compliant with HDMI 2.1 and HDCP 2.3, the switcher supports 8K@60Hz 4:4:4, 4K@120Hz 4:4:4, and all HDR formats including HDR10, HDR10+, Dolby Vision, and HLG. VRR, ALLM, and FVA optimize gaming performance. Auto-switch detects active input automatically; manual override via the top button. Built-in equalizer and driver maintain signal integrity. Plastic enclosure measuring just 60 × 60 × 12 mm and weighing 31 g, powered by USB 5V at 1.25W max.
- HDMI 2.1 and HDCP 2.3 compliant
- Support 48Gbps video bandwidth
- 8K@60Hz 4:4:4 8/10/12bit, 8K@60Hz 4:2:0 12-bit, 8K@30Hz 4:4:4 10-bit, 4K@120Hz 4:4:4 10-bit video support
- Support HDR, HDR10, HDR10+, Dolby Vision, HLG pass through
- VRR, FVA, ALLM support
- Support HDMI audio formats: LPCM 7.1CH, Dolby TrueHD, and DTS-HD Master Audio
- 2x1 switch output, auto switch supported
- Built-in Equalizer and Driver
- Auto EDID management
- Compact design for easy and flexible installation
Specifications| HDMI Compliance | HDMI 2.1 |
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| HDCP Compliance | HDCP 2.3 |
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| Video Bandwidth | 48Gbps |
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| Video Resolution | Up to 8K@60Hz 4:4:4 8/10/12bit, 8K@60Hz 4:2:0 12-bit, 8K@30Hz 4:4:4 10-bit, 4K@120Hz 4:4:4 10-bit |
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| Color Depth | 8/10/12-bit |
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| Color Space | RGB, YCbCr 4:4:4 / 4:2:2 / 4:2:0 |
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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 | 2 x HDMI IN [Type A, 19-pin female] |
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| Output | 1 x HDMI OUT [Type A, 19-pin female] |
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| Housing | Plastic Enclosure |
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| Color | Black |
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| Dimensions | 60mm (W) x 60mm (D) x 12mm (H) |
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| Weight | 31g |
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| Power Supply | USB 5V |
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| Power Consumption | 1.25W (Max) |
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| Operating Temperature | 0°C - 40°C / 32°F - 104°F |
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| Storage Temperature | −20°C - 60°C / −4°F - 140°F |
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| Relative Humidity | 20-90% RH (Non-condensing) |
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| Included | 1 x 8K 2x1 HDMI Switcher, 1 x Micro USB Power Cable, 1 x User Manual |
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Questions
- What HDMI and HDCP versions does this support?
- HDMI 2.1 and HDCP 2.3.
- What is the maximum video resolution?
- 8K@60Hz 4:4:4 8/10/12-bit and 4K@120Hz 4:4:4 10-bit at 48Gbps bandwidth.
- Does it need an external power supply?
- USB 5V powered via included Micro USB cable. No external PSU required in most setups.
- Does it have an IR remote?
- No. Control via top-mounted button (short press to switch, long press for auto mode) only.
- No signal on the display.
- 1) Verify Ultra High Speed HDMI cables (2m max for 8K). 2) Connect USB power. 3) Power-cycle. 4) Ensure source and display support the same resolution.
- Screen flickers or drops signal.
- Shorten HDMI cable length. For 8K60/4K120, cables must not exceed 2 meters.
- Can I use this for 4K@120Hz gaming?
- Yes. VRR, ALLM, and FVA are fully supported at 4K@120Hz 4:4:4 10-bit.
- What audio formats are supported?
- LPCM 7.1CH, Dolby TrueHD, DTS-HD Master Audio, and DSD via HDMI pass-through.
- Does this have audio de-embedding?
- No. Audio passes through HDMI only. For audio breakout, use the SW-2X1A8K.
- Does it have EDID DIP switches?
- No. Auto EDID management only. For manual EDID control, use the SW-2X1A8K or SW-2X28K.