Purchase date unknown (within the last 5 years). Although it's new and unused, I haven't used it, so I'm not sure if it works (I don't have a computer with USB to check, sorry). Please understand this before purchasing. Anker A7516, a 4-port slim design USB 3.0 hub. - Model Name: A7516 - Number of Ports: 4 ports - Connection Type: USB 3.0 - Features: Slim design Thank you for viewing.