Advanced Phone Line Simulator with Dial-tone, Standard or Distinctive Ringing, Ringback, Busy and Caller ID. Includes power supply. The DLE-300 Advance Line Simulator provides sales people, technicians, engineers, etc., with a cost effective and easy to use method of conducting on-site demonstrations, programming or diagnostics without the need to locate phone lines or disrupt customer phone service. The Line Simulator provides two-way communication between standard analog telecom products, such as modems, fax machines, Key Systems, PABX's, as well as standard telephones. The DLE-300 produces standard or distinctive AC ringing, DC talk battery, caller ID data, precise dial tone, ring back, fast and slow busy, SIT, re-order tone, and provides CPC on disconnect. Applications Point-to-point communications between phones, fax machines, and high-speed modems without dedicated telephone lines Programming and recording voice products such as voice mail systems, etc. Intersystem TIE lines Courtesy and/or emergency phones Demonstrating telecom equipment at trade shows, meetings, etc. Diagnosing phone line dependant equipment with precise phone characteristics 911 trainer for schools and businesses Replacement for Proctor Model #46220, 49250, and 49300 Features Supports all high speed data Produces Name or Name and Number Caller ID data Audio input/output for recording voice prompts 40 V DC talk battery Precise call progress tones (dial tone, ring back, fast and slow busy, SIT, and re-order tones Standard and distinctive 20 Hz AC ringing Provides CPC breaks after disconnect Touch Tone detection Ringdown mode (no Touch Tones required) 911 trainer mode for classroom training Made in the USA. One year warranty.