A4tech USB Hub HUB-20, 4 Ports, USB 2.0 Interface: USB 2.0 Number of ports: 4 port Ports: USB-A Cable length: 1.5 m Power supply: USB-A Clientw/ VAT
A4tech USB Hub HUB-30C Interface: USB 3.0 Number of ports: 4 port Ports: USB-A Cable length: 1 m Power supply: USB-C Clientw/ VAT