For connecting with onboard and wayside systems and devices, V2406C computers are equipped with a rich set of interfaces including 2 Gigabit Ethernet ports, 4 RS-232/422/485 serial ports, 6 DIs, 2 DOs, and 4 USB 3.0 ports. In addition, the V2406C computers provide 1 VGA video output and 1 HDMI output with 4K resolution support.

For reliable connectivity in train-to-ground (T2G) applications, the computers are provided with 2 mPCIe wireless expansion slots and 4 SIM-card slots. This helps establishes redundant LTE/Wi-Fi connectivity, ensuring solid bidirectional communications between a fast-moving train and the wayside applications. In addition, the preinstalled QMA cable for wireless modules can help reduce assembly efforts and ensure low RF leakage.