Rocketfish RF-30HUB7

Overview
This device identifies as 4 separate USB devices - two w/ 2109:0810 IDs (USB 3.0, only visible with an xHCI controller) and two w/ 2109:3431 IDs (USB 2.0).

The power adapter included with the device appears to be a Powertron Electronics PA1045-2HI (100-240VAC [50~60Hz] 1.0A -> 12VDC 3.0A).