Vintage V.90 Internal ISA Modem with 56000BPS high-speed capability, perfect for retro computing enthusiasts. This hardware features an Ambient chip solution and a 16550 compatible UART interface, supporting a wide range of protocols including ITU-T V.90, V.34, and V.32bis. Designed for Windows 95, 98, NT 4.0, and 2000 compatibility, it includes COM port jumper selectability and supports Caller ID, TAM, and FDSP voice functions. The package comes in its original box with the internal modem card, telephone cable, user manual, and driver CD-ROM.