Quick tech specs
- Capsule: Dynamic
- 4 Zone Selection Buttons
- 15 kHz
- Equivalent Noise Level: 21 dB-A
- Cardioid
- Prot
- 1 PTT Button
- Frequency Response: 150 Hz
- Sensitivity: Typical 2.2 mV/Pa (-54 dBV)
- Polar Pattern: Directional
- Impedance: 530 ohms
Know your gear
The JBL Commercial® CSPM-4 Microphone is a dynamic, close-talking microphone for paging systems in theater lobbies, department stores and more. A single cable attached to the CSPM-4 contains three conductors for audio and five conductors for contact closure. Selecting a zone and pressing and holding the PTT button will route the microphone audio to that zone.