Adtran Atlas 550 Quad ISDN BRI S/T Module 1200764L1 Phone Systems The Toshiba DKT2020-S is a

The Toshiba DKT2020-S is a 20 button programmable phone built for Toshiba Strata phone systems

DC power is required to run this Adtran MX2800

RS-232 Console Port

Frame Relay switching and videoconferencing

Dual Ethernet connection

Adtran Atlas 550 Quad ISDN BRI S/T Module 1200764L1 Phone Systems The Toshiba DKT2020-S is aAdtran Atlas 550 Quad ISDN BRI S T Module 1200764L1 Description: The Adtran 1200764L1 provides 4 ISDN S T Interfaces for User Termination applications. The Quad ISDN BRI S T module emulates Net 3 EuroISDN (with SPIDs and SPIDless), Lucent 5E, DMS 100, and National ISDN protocols. The Adtran 1200764L1 is compatible with Adtran Atlas 550 gateways. Adtran 1200764L1 Features: Provides four BRI S T interfaces Emulates: Net 3 EuroISDN Lucent 5E DMS 100