Dual port PCI RS232 serial adapter card 16C550 UART/ASIX MCS9865 - Expansion/controller card with speeds up to 115.2Kbps/COM port | 256 byte FIFO | 9th data bit - Even/Odd/No/Space/Mark Parity - Standard bracket (low profile incl) - Windows/Linux General Information Manufacturer: StarTech.com Manufacturer Part Number: PCI2S5502 Brand Name: StarTech.com Product Name: PCI2S5502 Multiport Serial Adapter Marketing Information: This multiport PCI RS232 serial adapter card lets you add two RS232 (DB9) serial ports to your computer through a PCI slot, as if they were native serial ports. The dual port PCI serial card enables you to interact with serial devices, such as card readers, printers, PIN pads, and modems, at speeds of up to 115.2Kbps. Maximum Compatibility With broad OS support, including for Windows (7 and up), and Linux (2.6.x to 5.x LTS versions only), this 2 port PCI serial card is easy to integrate into mixed environments. The card comes pre-configured with a full-profile bracket, and includes optional low-profile brackets, so installation is easy regardless of the case form factor. This card is a direct replacement for PCI2S550_LP and PCI2S550. Experience Optimal Technology This PCI to serial adapter supports the following features: Industry standard 16C550 UART compatible Supports baud rate up-to 115.2Kbps 256-byte depth FIFO cache per transmitter and receiver Supports 9, 8, 7, 6, 5 data bits (one per port) Asix MCS9865 chipset Low and full-profile brackets included PCI2S5502 is backed by a StarTech.com lifetime warranty with free 24/5 multi-lingual North American based technical support. StarTech.com has been the IT professionals' choice for over 30 years. Packaged Quantity: 1 Product Type: Multiport Serial Adapter Technical Information Host Interface: PCI Interfaces/Ports Number of Serial Ports: 2 Physical Characteristics Product Color: Black Form Factor: Plug-in Card Height: 4.7" Width: 0.9" Weight (Approximate): 4.97 oz Miscellaneous Package Contents: PCI2S5502 Multiport Serial Adapter Full Profile Bracket 2 x Low Profile Brackets 1 x Quick-Start Guide Additional Information: Performance Serial Protocol RS-232 Max Baud Rate 115.2 Kbps Data Bits 5, 6, 7, 8, 9 FIFO 256 Bytes Flow Control None, Xon/Xoff, RTS/CTS Parity None, Odd, Even, Space, Mark Stop Bits 1, 1.5, 2 Compatibility: OS Compatibility Windows 7, 8, 8.1, 10 Windows Server 2003, 2008 R2, 2012, 2012 R2, 2016, 2019 Linux 2.6.x to 5.x LTS Versions only Environmentally Friendly: Yes Environmental Certification: WEEE Country of Origin: China Warranty Limited Warranty: Lifetime