3.8

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
of 79
 
73
Appendix
Technical specifications
Operating temperature 32°F — 122°F
(0°C — 50°C)
Power adapter input: AC 120V 60Hz
Power adapter output: AC 9V, 300mA
Backup battery: Alkaline 9V
Headset jack: 2.5mm, 32-150 ohm