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SUIDEK multi-function USB optical drives discounted on Amazon, from $28 to $40

Amazon is currently discounting several SUIDEK external CD/DVD drives that double as multi-port hubs and storage docks. Models range from $28.79 to $39.99 and vary in extras, including a SATA 2.5-inch drive dock, an M.2 NVMe SSD dock, SD/TF card readers, and USB-A/USB-C hub ports. All models read and write CD and DVD media at up to 24X and 8X speeds respectively and support a wide range of Windows, Linux, and macOS versions.

Why some monitors need a separate USB cable for their hub ports to work

Monitors with built-in USB hubs use two types of ports: an upstream port that links the monitor to a computer, and downstream ports where peripherals like keyboards or drives connect. If a monitor's video signal runs over HDMI or DisplayPort, those cables don't carry USB data, so a separate USB upstream cable is required for the hub's downstream ports to function. USB-C can eliminate that extra cable when the monitor and cable support DisplayPort Alt Mode and USB Power Delivery.