Acest PCI Express extinde PC-ul cu 2 porturi serial RS-232. Se pot conecta dispozitive ca: scannere, protocol converters, sisteme POS, dispozitive infrarosu-, IoT - . Folosind bracketii low profile, controllerul PCI Express se poate instala intr-un mini PC.  Compatibil cu 16C950 UART • Tensiune de alimentare selectabila: pinul 1 / 9, puterea maxima de iesire 23 W, 5 V (max. 1 A) si 12 V (max. 1.5 A)  • Suporta Active State Power Management (ASPM) • Suporta Direct Memory Access (DMA)   Suporta  slow IrDA mode up to 115 Kbps   Suporta Multi-Drop 9-bit mode • Buffer: 256 byte on each port • Databits: 5, 6, 7, 8, 9 • Stop bits: 1, 1.5, 2 • Parity: even, odd, none, mark, space • Flow control: none, hardware RTS / CTS, software XON / XOFF • Operating temperature: 0 °C ~ 70 °C Pachetul contine: • PCI Express • 2 x bracket low profile • Driver CD • User manual