what is the difference between hdmi arc and earc?

Is this the solution to connect a soundbar to a monitor that has no HDMI ARC / eARC ?

HDMI ARC vs eARC, Which One Is Better for Your Home Theater? - The Plug - HelloTech

Silkland 8K HDMI ARC/eARC Cable 2.1 for Soundbar 1.5ft, 8K@60Hz, 4K@120Hz High Speed HDMI Cord for Gaming, 48Gbps, HDR10, HDCP 2.2&2.3 Compatible for Vizio Samsung Bose Sound bar, UHD TV, Blu-ray

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HDMI eARC and HDMI ARC: Everything You Need to Know

HDMI eARC vs. ARC: Everything You Need to Know

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OREI eARC 4K 60Hz Audio Extractor Converter 18G HDMI 2.0 ARC Support - HDCP 2.2 - Dolby Digital/DTS Passthrough CEC, HDR, Dolby Vision HDR10 Support (HDA-927) : : Electronics

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Definition of HDMI ARC

HDMI ARC vs eARC, Which One Is Better for Your Home Theater? - The Plug - HelloTech

HDMI ARC Audio Extractor 192KHz, USB to Optical Spdif Toslink & 3.5mm Audio Adapter Converter