... .0)2 COM ports, COM port first of all to support 12V or 5V power supply 9pinEthernet 1 (10/100/1000) ... , TV-OUT, WIFI, (LVDS only supports dual-single-VI and VI), support for TV outputA 3.5 mm microphoneAn LPT parallel port9 ... .0 connector, directly connected with the host, plug and play, no additional power supply support, free connections.14) MSR 15'' all in one pos terminal