Ultra 4-Port USB 2.0 Hub (ULT31807)

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There is no silkscreened text on the board, but there is text ("JPCR-06086A 06092A") and a lead-free logo etched onto the bottom of the board.
 * The Genesys Logic hub IC package is marked with "GL850A", "MN1CB03G03", and "617B48884".

The power adapter included with the device would appear to be a DVE DSA-15P-05 US 050100 (100-240VAC ~ 50/60Hz, 0.5A -> 5VDC 2A).