They are good and do what they were designed to do. Depending on how you use them, they all wear out after a year or two. Have a backup ready if you start losing connection. Using the speaker on your phone extends its lifespan. Most of my phones have one of these and the cord rarely tangles and never does when I use my phones properly.
INSWAN INS 2 Dual Mode Supplemental Conferencing
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IPEVO V4K: Ultra High Definition 8MP USB Document Camera - Perfect for Live Demos, Web Conferencing, Distance Learning & Remote Teaching on Mac OS, Windows, and Chromebook
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π· CZUR Shine800-Pro: High-Speed Document Camera for Mac and Windows with OCR Function
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π CZUR Assistive Cover 13.14-inch: Splash Resistant, Adjustable Hook & Loop, PVC Material for CZUR Book Scanner - Office & Home - Black
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