For intercom and P.A., the WM1000 resists extremes in temperature and humidity found in outdoor environments. High impedance output with ¼” connector.

Specifications:
Operating Principal Moving Coil Dynamic
Polar Pattern Omnidirectional
Frequency Response 300Hz – 4KHz
Sensitivity -42dBV (7.9 mV) @ 1 Pa / -38dBV
Impedance 500 ohms / 2500 ohms