-Support two storage: 1xM. 2 NVMe/PCIe 3.0 x1 2280 SSD+1x 2.5 ''SATA 3.0 7mm SSD/HDD. -1xSIM slot, 1xMPCIE wireless slot, support WiFi/4G/3G(only USB protocol, 3 choose 1) connection. -Support 1xHDMI and 1xDP dual 4K video display. -Support AES-NI, ESXI, PVE, Watchdog, Auto power on, RTC, PXE boot, Wake-on-LAN etc. -Fanless system with longer 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 durable to work as long as 7x24 hours. -Low consumption TDP and can be mounted back of monitor by VESA bracket (optional).