Talk/Listen Buttons: 32
Rear Panel Connectors
To Matrix: RJ-45 DB-15F
Expansion: RJ-45
Power: 3-pin EIA connector
Voltage: 90/240 VAC +/- 10%
Frequency: 50-60Hz
Power: 50 W maximum
Operating: 32°-125° F (0°-50° C)
Storage: 32°-150° F (0°-70° C)
Humidity: Between 20% and 90%, non-condensing
1.75 x 19 x 8.25 in (HxWxD)
(45 x 482 x 210 mm)
7.5 lbs (3.4 kg)