Rocketfish RF-GPS31301

Overview
"35-HUBSONY-11AA201" and "2012-03-06" is silkscreened on the bottom (hub controller side) of the board.

The power adapter included with the hub is an unbranded DYS122-050200W-1 (100-240VAC ~ 50/60Hz, 0.30 A max. -> 5.0VDC, 2.0A).

The copyright year on the box is 2013.

dmesg dump
[330601.416515] usb 1-2: new high-speed USB device number 9 using ehci-pci [330601.572005] usb 1-2: New USB device found, idVendor=24ed, idProduct=0451 [330601.572023] usb 1-2: New USB device strings: Mfr=10, Product=11, SerialNumber=12 [330601.572033] usb 1-2: Product: USB Charge HUB [330601.572041] usb 1-2: Manufacturer: ZEN Group [330601.572105] usb 1-2: SerialNumber: RF-GPS31301 [330601.573478] hub 1-2:1.0: USB hub found [330601.574822] hub 1-2:1.0: 4 ports detected