Dialgo Telephone Answering Machine - Version 1.0 Dialgo Telephone Answering Machine v1.0 Lite Features Desktop Based Voice Answering Machine with Caller ID Extraction, Digit Monitoring, Wave Playback and Wave Recording. Use Activity Report to understand all Telephony Activities for every session enabled. Works on all Industry Standard Voice Modems installed on Windows Multimedia PC's. Update to this freeware version supports Conversational Answering Machine on SAPI5.1. Full TAPI Source Code is available.