ESP ISDN BRI DBU CARD, Part# 1204004L1-F telephone console and simple menu-driven navigation

and simple menu-driven navigation

with voice prompted menu and up to 10 user defined stored message files

It has dual layer insulation provides added safety and protection against electric shock against electric shock

Peer-to-Peer and SIP Server modes supported

ESP ISDN BRI DBU CARD, Part# 1204004L1-F telephone console and simple menu-driven navigationProduct features Features: Not compatible with the IQ 710 Network redundancy independent of router Existing ESP and IQ units field upgradable 1B+D in DSU IV ESP, DSU IQ, and IQ 710 with 56 64 Network Modules) Provides dial backup for point to point networks Re establishes physical layer connectivity in the event of DDS link failure Works in DSU IV ESP,TSU ESP,Express 5200 Series, DSU IQ, TSU IQ, TSU IQ+, IQ Probe NEW IN THE BOX