Adtran Atlas 800 Series Quad USSI RS-449/V.36 Module 4200261L1 DSS Consoles The ShoreTel 230G is more

The ShoreTel 230G is more than your standard deskphone

or other cards

Up to two 1200934L1 can be used in a 5305 chassis

2x Adtran MX2800 48V DC Power Supply Module P/N 1202289L2

Unlike combo ports

Adtran Atlas 800 Series Quad USSI RS-449/V.36 Module 4200261L1 DSS Consoles The ShoreTel 230G is moreAtlas 800 Series Quad USSI Module, RS 449 V. 36 4200261L1 Description: The Adtran 4200261L1 provides four RS 449 universal synchronous serial interface (USSI) modules for an Atlas 800 series gateway. The 4200261L1 supports Nx56 64 Kbps operation for up to 2. 048 Mbps operation across each of the 4 ports. Adtran 4200261L1 Features: Provides four RS 449 V. 36 synchronous serial ports Each module supports one interface type on all four ports Each port