USB2 x USB 3.0 type A
Serial / Parallel1xRS-232 DB-9(COM2)/1xDB-9 RS-232/422/485(Default RS-232)(COM1)/1xHDMI Port(Reserved, no printing) Option: 2xRS-232 DB-9+1xMini-PCIe slot via TB-528C2ME1/2xCAN bus via TB-528CAN2/2xUSB 2.0 type A+1xMini-PCIe slot+1xRS-232 DB-9+1xPower button via TB-528C1
Audio1 x Phone Jack Line-out
LAN2 x GbE RJ-45
Power3 Pins Terminal Block Connector DC Power Input, 1 x 2-Pin DC Power Switch Connector