6 RS232 Dual Lan Dual Core fanless mini pc Qotom-310P Celeron Processor 3215U 2M Cache, 1.70 GHz, Broadwell 4G ram 64G SSD Wireless Industrial Computer Intel Celeron Processor 3215U (2M Cache, 1.70 GHz, Broadwell),Dual-Core 4G ram 64G SSD 300M WIFI 2*HD Display, 2*Intel RJ-45 Ports , 2*USB2.0, 4*USB3.0, 6*COM Ports It support Windows 7 / Windows 8 / Windows 10 / Linux OS. We pre-install Unactivated Windows 7 for test and we do not provide any Windows license. If you prefer to other OS, please contact us. computer TV/office/business/room/media/POS machine /Digital Signage to use