StarTech.com 2 Port Low Profile RS-422/485 PCI Serial Card (PCI2S485LP) Ideal for commercial and industrial applications such as POS networks, ATMs, bank teller stations, and CNC based production lines 128-byte deep FIFO per transmitter and receiver Compliant with the PCI 2. 2 specification Compatible with PCI and PCI-X slots High Performance 16C950 UART with maximum data transfer rate up to 115. 2kbps Supports RS422 and RS485 serial interface ideal for industrial applications