Logitech USB Unifying Receiver Type___Rotary volume control The RPAU has all of

The RPAU has all of the great features of the RPAO and even more

whether it's an Excel spreadsheet

Featuring Crestron Smart Graphics technology

For deeper and heavier displays

The built-in automatic mixer delivers a pristine audio mix to your favorite videoconferencing software

Logitech USB Unifying Receiver Type___Rotary volume control The RPAU has all ofUSB Unifying Receiver Plug it. Forget it. Add to it. The tiny Logitech Unifying receiver stays in your notebook, so there's no need to unplug it when you move around. Connects up to six Unifying devices to your computer so you can easily add a compatible mouse or keyboard without the hassle of multiple USB receivers. Advanced 2. 4 GHz wireless technology provides a powerful, reliable connection up to 33 feet (10 meters) away with virtually no delays