Compliant with PCI Express Base Specification 1.1 * Supports x1, x2, x4, x8, x16 (lane) PCI Express Bus connector keys * Support 4 x UART serial ports * Built-in 16C950 compatible UART * 128-bype deep transmit/receive FIFOs * Data transfer rate up to 230400bps * Optional RS-232 signal or power output to serial device * Provides 5VDC or 12VDC power output via pin 1/4/8/9 * 15KV ESD protection on all signal pins * Plug-n-Play, I/O address and IRQ assigned by BIOS System Requirements: * Windows® XP/Vista/7/8/8.1/10 (32/64 bit), Linux, Windows CE * One available PCI Express slot Accessories: 1 x Driver CD 1 x User Manual 1 x Fan Out Cable Packing Information: * Retail Bulk Packing * 50pcs. Per carton * Measurment: 61x43x41 cm * G.Weight: 18 Kg