Acer AerialCast

This device looks to be another screen streaming device a la Google's Chromecast.

"WN4507L V01" and "323C163791YD" is silkscreened on the device's board in the FCC photos.

Likely included PSU(s)
The power supply shown with the device in the FCC photos is a DVE DSA-5PFK-05 FUS 050100a.