The DC power adapter needs to be assembled manually, It needs to align the rabbet, turn it clockwise, and it can be used after it is fixed. The red displaylink adds a touch of style to your setup. With UHD resolution providing more pixels for sharper and more engaging and no delay picture quality(note: when connect the usb dock's 2 Displayport ports to one monitor,it can reach resolution to 5k@60Hz).
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