This YD-100 is a 100 watt speaker that is
compatible with most 100 watt siren
amplifiers. Features include 1 100watt
drive
with black ABS plastic rectangular bell.
Specification: 100W, 8 ohm, 200-
5000Hz, Weight: 7 lbs,
Directivity: 10dB, Distortion:
<4%, Sound: >118dB, Size: 8" X 7" X 5".