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Four Analog Trunks
The Adtran 1200338L1 is a module for Atlas 800 series devices that adds support for eight FXS interfaces to an Atlas 800
Provides two RS-449/V
6:1 compression ratio (six voice calls on a single DS0)
2 FXS Ports
Adtran Atlas 550 Video Switch 4200305L2 Power Supply Four Analog TrunksAdtran Atlas 550 Video Switch 4200305L2 Description: The Adtran Atlas 550 (4200305L2) is an integrated access device (IAD) designed as a video switch. The 4200305L2 combined two T1 PRI interfaces and four ISDN BRI U interfaces to convert T1 PRI signals to ISDN BRI signals. This system can be configured to work in either T1 or PRI format. This bundle is only for hardware, no programming is included with the system. Adtran 4200305L2 Features: Converts
