Adtran Atlas 550 32 Channel ADPCM Module 1200752L1 Switches Dell 3448P Features:

Dell 3448P Features:

Adtran Atlas 550 Quad T1/PRI Module 1200755L1 Description:

The 1200291L1 is a breakout patch panel for DSX-1 deployment

Canadian Version

With a built in two line display

Adtran Atlas 550 32 Channel ADPCM Module 1200752L1 Switches Dell 3448P Features:Adtran Atlas 550 32 Channel ADPCM Module 1200752L1 Features: The Adtran Atlas 1200752L1 is a 32 channel voice channel compressor card. The 1200752L1 can compress and utilize the G. 726 voice CODEC for 16Kb and 32Kb conversations, allowing two to four times as many calls on each DS0 channel as standard. The ADPCM module still allows for raw G. 711 voice CODECs for Fax and other necessary implementations. The module is compatible only with Adtran Atlas