Voice Announcements over LAN (VAL), that use a TN2501AP integrated announcement circuit pack:
Plays announcements over the time-division multiplexing (TDM) bus
Has up to 1 hour of announcement storage time for each circuit pack
Has 33 ports: 31 playback, 1 dedicated record, and 1 Ethernet
Supports a 10/100 MB Ethernet interface for announcement and firmware file portability over a LAN by using file transfer protocol (FTP) server functions
