Includes the Total Access 612, 616 and 624
EC/ADPCM resource module listed above but also includes ADTRAN
installation and test. If this package is ordered, the customer must
send their TDM 612, 616 or 624 unit back to ADTRAN. Once received, the
EC/ADPCM module is installed along with the latest VoATM firmware. The
updated unit is then tested and returned to the customer. Please call
ADTRAN CAPS bept. ® (800) 9-ADTRAN x7722.