Brand: Rocstor. MPN: Y10A216-S1. Rocstor Premium Portable 4 Port SuperSpeed Mini USB 3.0 Hub - Aluminum Silver - USB - External - 4 USB Ports Female - 4 USB 3.0 Ports - PC Mac - 6 in Mini Hub with Built-in SuperSpeed Cable 5Gbps - USB - External - 4 USB Port(s) - 4 USB 3.0 Port(s) - PC Mac.