The Dell 0C37682 Conexant RD01-D850 PCI 56K Fax Modem Card is a universal modem card with external interfaces including RJ-11. It is designed to support V.92 standards and has a maximum data rate of 56 KBps. This low profile card features two ports and is compatible with PCI ports. Manufactured by Dell, this plug-in card modem is ideal for computers and networking devices that require reliable and efficient modem functionality. Works perfectly.