EXSYS EX-41051 1S Serial 16C550 RS-232 PCI card, 32-Bit. Host interface: PCI, Output interface: RS-232 V.24. Width: 125 mm, Depth: 30 mm, Weight: 150 g. Operating temperature range (T-T): 0 - 55 °C, Operating relative humidity range: 5 - 95 %