Miniature installation button style condenser boundary mics for use in teleconferencing or voice lift sound reinforcement. Other applications include surveillance, ambient recording or audio observation. Improved RF immunity to greatly reduce susceptibility to radio interference from cell phones, PDA or similar two-way communication devices. Metal nut/washer hardware supplied.
Generating Element: Electret Condenser
Polar Pattern: 202R - Omnidirectional (Hemisphere in the plane above boundary
Frequency Response: 100Hz - 15kHz
Sensitivity: -30 dBV (32mV) @ 1Pa