ADTRAN TSU NxDBU Plug-in Module 1200158L1#HS DDS2CA8AAAAS
 

ADTRAN TSU NxDBU Plug-in Module 1200158L1#HS DDS2CA8AAAA
 

• V.35 DTE and V.35 DCE interfaces
• Automatic dial backup capability via V.35 DCE interface
• Dial backup requires external DCE:
  DSU IV ESP for single Switched 56 circuit
  ISU 128 and ISU 512 for one to four BRI ISDN circuits at 128 to 512 kbps
  TSU DSU/CSU for 1.536 T1 bandwidth
• Available as plug-in only (full-slot module)

TSU 56/64 Data Sheet

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 along with Enhanced Warranty Protection Coverage.

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