Logitech - RF Receiver for Desktop Computer-Notebook 647879-B21-AX because it's powered directly from

because it's powered directly from the host USB port

The DP2VGA3 DisplayPort to VGA adapter lets you connect your DisplayPort-equipped desktop or laptop computer to a VGA monitor or projector

Connect to any display

1x USB-A panel mount female port

Logitech - RF Receiver for Desktop Computer-Notebook 647879-B21-AX because it's powered directly fromONE RECEIVER 6 DEVICES Connect up to 6 compatible keyboards and mice to one computer with a single Unifying receiver and forget the hassle of multiple USB receivers. TINY, LEAVE IN RECEIVER Our smallest Unifying receiver. So tiny that you can leave it in your notebook, so there's no need to unplug it when you move around. LOST YOUR UNIFYING RECEIVER? Use this stand alone USB Unifying receiver to replace a lost one. It's compatible with all Logitech