4xIntel i226-V 2.5GbE RJ45 LANs, 2xUSB3.0, 2xUSB2.0, 1xRJ45 COM console, 1x4G/3G SIM slot. N100 model: 1xDDR5 SODIMM non-ecc ram slot, support 4800MHz. N5105/N6000/J4125 model: 2xDDR4 SODIMM non-ecc ram slots, support 2400/2666/2933MHz. Support two storage: 1xM.2 NVMe/PCIe3.0x1 2280 SSD+1x2.5Inch SATA3.0 7mm SSD/HDD. 1xSIM slot, 1xMPCIE wireless slot, support WiFi/4G/3G(USB signal, 3 choose 1)connection. Support 1xHDMI and 1xDP dual 4K video display. Support -NI, ESXI, PVE, Watchdog, Auto power on, , PXE boot, Wake-on-LAN etc. Solid aluminum alloy fanless system with longer Y-shaped fins has better cooling efficiency with a temperature 10-15 lower and performance 20-25% higher than regular versions on the market. It has a longer working life time, noiseless and to work as long as 7x24 hours. Low consumption and can be mounted back of monitor by bracket. Plug Type:US Plug, it applies to Canada, India, Mexico, Thailand, Taiwan, the , the Philippines and so on. Voltage:AC100-240V Colour:Black Material:Metal Package Contents: 1 * Computer Accessories Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.