For intercom and P.A., the WM625S is designed especially for mounting to wall outlet boxes. The WM625S has a simple push-to-operate DPDT snap-action switch.
Specification: 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
