SIIG 2-Port RS-232/422/485 Serial over IP Ethernet Device Server ARM Cortex-M3 32-bit high performance CPU Auto reset on Idle detection Easy to use Web Server Management 15KV ESD for all signals and built-in 1.5KV Magnetic Isolation Requires Windows 8 (32-/64-bit) / 7 (32-/64-bit) / Vista (32-/64-bit) / XP (32-/64-bit) / 2000 / Server 2003 & 2008 (32-/64-bit) / Server 2008 R2