Adtran 16E Smartshelf 4202023L6 with 1202066L1 T1 ESF CSU Computer Parts The H DFP BL FD

The H DFP BL FD 48 key phone supports handsfree communications

" The 4200893E1 includes the enhanced feature pack

7 Alert tones

and an any-to-any VT1

Echo Cancellation Module

Adtran 16E Smartshelf 4202023L6 with 1202066L1 T1 ESF CSU Computer Parts The H DFP BL FDAdtran 16E Smartshelf 4202023L6 with 1202066L1 T1 ESF CSU Description The Adtran 4202023L6 is the second generation Adtran Smartshelf 16E central site unit. The Adtran 4202023L6 provides dual AC power supplies for redundant support in the event of a power supply failing. The Adtran Smart 16e can be rackmounted in a 19 inch or 23 inch server rack and supports up to 16 DSU, ISU, or TSU modules. This version of the Adtran 1202066L1 comes with 16 of the