Large Image What is VCO? Combination telephone and TTY with VCO capabilities..... Model 1140
Features: Full-featured TTY with easy to read 48-character display Amplified handset approximately 25dB Use as TTY or for VCO (voice carrry over) conversations 8K memory for storing TTY conversations and auto-answer messages Programmed auto-answer greeting Acts as answering machine for TTY messages Advanced calling features such as auto-busy redial and wait for response One year warranty
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