Supporting 4th gen Intel® Core™ i7/i5/i3 or Celeron™ processor, eBOX671-885-FL includes 4 COM ports, 6 Gigabit LAN ports with 4 PoE supported, 6 USB 3.0 ports, and 8-CH programmable or optional isolated digital I/O. Fanless quad-core system also provides up to 16 GB memory, dual 2.5 in. SATA HDD drive bays, one CFast™, mSATA, and support for HDMI, DVI-I, and DisplayPort. With 2 internal PCIe Mini Card slots and 1 SIM card slot, system can access Internet through 3G, Wi-Fi, GSM, and LTE.