Have you connect right ?. Length: 1m. You can toggle the 720p/1080p switch on the product to set it to 720p output mode, which can improve the compatibility of the product Common usage faults and solutionsse.
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Smart Ambilight TV Led Backlight Fancy Leds 4K HDMI 2.0 Device Sync Box WS2811 RGB LED Strip For TV/PC PS4 24-85 Inch Screen
Aliexpress UK
Such like for DVD, Sky Box, STB, etc. 4:HDMI Output: Use a "HDMI to HDMI cable" to connect this converter to your TV which has a HDMI input port. Output Port: 1 x HDMI. HDMI Output Resolutions: 720p/60Hz, 1080p/60Hz.
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Bitfunx RGB to 1080P Digital HDMI Contertor Video Audio Adapter With 16:9/4:3 Swith for PCE PC Engine Core Grafx Game Console
Aliexpress UK
AND A male to male HDMI TO HDMI CABLE. Output: HDMI interface. 1 USB Cable.
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New HD Video Output Converter Board VGA/RGB/CGA/EGA/YUV to HDMI-Compatible for Arcade Blue Game Machine Video Converter
Aliexpress UK
No other wires or adapters are needed in between. It can easily solve the problem of two-step transmission and playback. The connector is more convenient. Plug & Play: No need for complicated installation.
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Bitfunx HDMI™ Video Audio Adapter RGB to 1080P With 16:9/4:3 Swith for PCE PC Engine Core Grafx Game Console
Aliexpress UK
No other wires and adapters are needed in the middle. The connector is more convenient;. HDMI output resolution: 720p/60Hz, 1080p/60Hz. The adapter cable supports up to 1080P/60Hz signal transfer, which can be well transferred to play most high-definition videos, and the resolution switch can adjust the resolution of 720P and 1080P;.
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Switch 2 Dock Station with 4K HDMI Output, RGB Breathing Lights, 2 USB Ports & Type-C: Portable, Stylish, and Feature-Packed for
Aliexpress UK
NTSC 4.43, SECAM, PAL/M, PAL/N. Support HDMI compatible 1080p/720p output. HDMI Compatible Output: 1080p / 720p. Power adapter specifications: AC 100V-240V 50 / 60HZ, DC 5V / 1A. Bring the picture to life and bring you the clearest, most realistic HD visuals.
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6 in 1 RGB Dual Fans Docking Station for ROG ALLY SteamDeck Game Console Dock Adjustable Height Dock Bracket with HDMI 4K@60Hz
Aliexpress UK
No signal loss or transmission error. No extra driver needed, easy to install and operate. Just connect the adaptor with cables and watch HD video. ✔ Supports HDMI 1.3 720P or 1080P@60Hz output. Select output resolution by switch button.
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Smart TV LED Backlight Sync with HDMI Device, Work with Alexa & Google Assistant, Immersion RGB-IC Light for Video Gaming Decor
Aliexpress UK
Aspect Ratio Switch (16:9 / 4:3): Built-in toggle button allows you to select the correct screen format for your content, preventing image stretching or distortion. HDMI Version: HDMI 1.3 Compatible.
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PC Racing Simulator Dashboard Multi-functional Central Console8.4-inch Screen HDMI 9 RGB For Thrustmaster SIMAGIC MOZA FANATEC
Aliexpress UK