16 Port 1U Rackmount USB KVM Switch Kit

1 ft USB to RS232 Serial DB9 Adapter Cable with COM Retention – USB to DB9 – USB to Serial Port Adapter

2 Port Low Profile Native RS232 PCI Express Serial Card with 16550 UART – PCIe RS232 – PCI-E Serial Card

1 PORT RS232 SERIAL ADAPTER CARD WITH 16950 UART – PCI EXPRESS SERIAL PORT CARD – 921.4KBPS – WINDOWS LINUX COMPATIBLE

4-Port USB-A PCIe Card USB 3.2 5Gbps