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Hyper unveils new 'Dual 4K HDMI' dongles for using multiple external displays with M1 Macs - 9to5Mac
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Apple's new 2021 MacBook Pro only comes with an HDMI 2.0 port which cannot output 4K at 120Hz on an external display - NotebookCheck.net News
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SD2500T Thunderbolt™ 3 and USB-C Dual 4K Hybrid Nano Dock with 60W PD - Windows/macOS | Universal Laptop & USB Docking Stations | Kensington
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Fixing M1 Mac External Display Issues (Flickering Screen, White Noise, Black Screen, etc) | OSXDaily
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