Adtran Atlas 800 Series Octal ISDN S/T BRI Module 1200343L1 Phone Systems and 4 single line extensions

and 4 single line extensions

Toshiba CTX 670

QoS for delay sensative traffic like VoIP

5mm Stereo Input

Connects up to 60 ShoreTel IP Phones or 12 Analog ports

Adtran Atlas 800 Series Octal ISDN S/T BRI Module 1200343L1 Phone Systems and 4 single line extensionsAtlas 800 Series Octal S T BRI Module 1200343L1 Description: The Adtran 1200343L1 provides eight ISDN S T interfaces to an Atlas 800 system. The 1200343L1 can emulate a Lucent 5ESS, Nortel DMS 100, National ISDN, or Net 3 Euro ISDN switch. Adtran 1200343L1 Features: Provides eight ISDN S T Interfaces Emulates Lucent 5ESS, Nortel DMS 100, National ISDN, and Net 3 Euro ISDN switch types Supported in ATLAS 800 PLUS, 810 PLUS, 830, and 890