Type: PCI Express to Serial Port Card External Ports: 2 x Serial Ports Data Transfer Rate: Up to 230Kb/s Operating Systems Supported: Windows 7 (32-/64-bit) / Vista (32-/64-bit) / XP (32-/64-bit) / Server 2003 & 2008 (32-/64-bit) / Server 2008 R2 / 2000 Specifications: Compliant with PCI Express Base Specification, Revision 1.1 Chipset: Oxford OXPCIe952 Built-in 128-byte FIFO buffers dramatically increase data transmit/receive speed under windows multitasking environment Ports: 2, 9-Pin, DB9, RS232, Serial, Male, External Cerifications/ Standards: FCC, CE, RoHS Dimensions: 4.72" x 2.9" x 0.71" Weight: 0.125 lbs. Features: Installs in any available PCI Express slot Two high-speed 16950 UART serial ports with 128-byte FIFO buffers Installs in standard height or low profile chassis ...