Telephone Line Simulator
TLS-3B - Teltone Corporation (Teltone)
Teltone's TLS-3B 2-line simulator makes it easy to test or demonstrate equipment that connects to the North American telephone network (POTS), without requiring a live central office connection. Features: Two line Central Office/PBX simulator with one talk path. Supports single and multiple message format Caller ID plus Visual Message Waiting. Extensive programmable features available.