Two kinds of ports: USB/RS232 are suitable for one controller. It needs converting the wires. conformation & performanceinstalling the energy convertor on the surfaceHigh securitytouching inputfinger, soft-pen or hands which wearing glove(cloth, leather or rubber)resist impactAccord with 60950 IEC 1999 standard stealball test requestResolution4096X4096static safeguardAs to EN61000-4-2 reaching ...