1-1
Issue 1 April 1994
Introduction
1
The AT&T DataPort
2001 multimedia communicator (Figure
1-1) connects to a standard telephone, a standard telephone
line, and DTE (Data Terminal Equipment), usually a personal
computer, permitting you to communicate with a remote user
who has similar equipment. The DataPort 2001 has the
capabilities of a general-purpose V.32 bis modem; over the
same phone line you use your telephone to talk to someone
with, you can use your DataPort 2001 to send data. Unlike a
modem, the DataPort 2001 with VoiceSpan
t
lets you to do both
at the same time.
VoiceSpan permits the simultaneous transmission of full-duplex
audio and full-duplex data over ordinary telephone lines.
VoiceSpan does not use the conventional low bit rate speech
encoding methods usually associated with audio transmission; it
successfully reproduces voices, music, sound effects, and
dialing tones, even in noisy environments.
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DataPort 2001
Figure 1-1. DataPort 2001 Multimedia Communicator