The ED-100T is a weather-proof passive horn driver for 70 V and 100 V public address systems or 16-ohm operation. It has a rated power handling of 100 W RMS, 200 W program power, and selectable 12.5 W, 25 W, 50 W, 75 W, and 100 W RMS taps. The driver features a 35 mm mounting flange, grey plastic housing, IP44 protection, a 350–5000 Hz frequency range, 108 dB sensitivity, and a 1.35-inch horn vent.