This listing is for a Conexant internal dial-up modem card, designed for HP systems. It features a PCI interface for reliable connectivity within your desktop computer. The card includes a single RJ11 port for connecting to a standard telephone line, enabling dial-up internet access or fax capabilities. It is a genuine HP part, identified by P/N 5188-2907, and manufactured by Conexant. Ideal for legacy systems or specific applications requiring a dial-up modem.