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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Important product information
This symbol is to alert you to important operating or servicing instructions that may
appear in this user’s manual. Always follow basic safety precautions when using this product to
reduce the risk of injury, fire, or electric shock.
Safety information
Read and understand all instructions in the user’s manual. Observe all
markings on the product.
Avoid using a telephone during a thunderstorm. There may be a slight
chance of electric shock from lightning.
Do not use a telephone in the vicinity of a gas leak. If you suspect a gas
leak, report it immediately, but use a telephone away from the area where gas
is leaking. If this product is a cordless model, make sure the base is also away
from the area.
Do not use this product near water, or when you are wet. For example, do
not use it in a wet basement or shower, or next to a swimming pool, bathtub,
kitchen sink, or laundry tub. Do not use liquids or aerosol sprays for cleaning. If
the product comes in contact with any liquids, unplug any line or power cord
immediately. Do not plug the product back in until it has dried thoroughly.
Install this product in a protected location where no one can trip over any
line or power cords. Protect cords from damage or abrasion.
If this product does not operate normally, read Troubleshooting in this
user’s manual. If you cannot solve the problem, or if the product is damaged,
refer to the limited warranty. Do not open this product except as may be
directed in your user’s manual. Opening the product or reassembling it
incorrectly may expose you to hazardous voltages or other risks.
If this product has user-replaceable batteries, replace batteries only as
described in your user’s manual. Do not burn or puncture batteries—they
contain caustic chemicals.
If this product has a three-prong (grounding) plug or a polarized plug with
one wide prong, it may not fit in non-polarized outlets. Do not defeat the
purpose of these plugs. If they do not fit in your outlet, the outlet should be
replaced by an electrician.
CAUTION: Use only the power adapter provided with this product. To obtain a
replacement, visit our website at www.telephones.att.com, or call
1 (800) 222–3111. In Canada, dial 1 (866) 288-4268.