Panasonic DBS-576 T-1 Card VB-44550 May Required, Sync Vb-44460. Provides 23 Channels of voice including DID function. Utilized within the Panasonic 576 and 576HD systems The T-1 VB-44550 does require a SYNC card as well as an external CSU.
CC Part #: VB-44550R Manufacturer Part #:
MSRP: Partner Price:
