NEW Proteon P1394plus ISA Plug and Play Interface Card - Token Ring - Support of plug and Play (PNP) PC platforms - Support of 4/16/32 Mbits/second operation - Support for Dedicated Token Ring (DTR aka Full Duplex Token Ring) - Support of STP and UTP cabling - 128KB On-Board Memory - Adapter design based on Texas Instrument TI380C30 - 8 or 16 bit Bus Interface - FCC Class B certified, CE Mark, CSA and UL listed - this card is a Direct Replacement for Proteon's popular P1392Plus card.