Out of 17 Ratings

Owner's of the AT&T Conference Phone ATT993 gave it a score of 3.8 out of 5. Here's how the scores stacked up:
  • Reliability

    3.82 out of 5
  • Durability

    3.81 out of 5
  • Maintenance

    3.88 out of 5
  • Performance

    3.76 out of 5
  • Ease of Use

    3.56 out of 5
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Getting started
Data port
If you want to connect another device (such as a modem or a fax machine) to
the wall jack, use the jack labeled DATA on the telephone. The data port uses
line 2 only.
Use only the power adapter supplied or equivalent with this product. To order a replacement
power adapter, visit our website at www.telephones.att.com, or call
1 (800) 222-3111. In Canada, dial 1 (866) 288-4268.
Be sure to use an electrical outlet not controlled by a wall switch.
This power adapter is intended to be correctly oriented in a vertical or floor mount position.
Data port