This amplified microphone is used to boost sound within a 20-30 foot range. Can be used with any recording device or system with audio recording capabilities. * Not intended for covert audio recording. Check local laws before installation.

Specifications:
- Omni directional
- Sensitivity: -48dB
- Frequency 20-20K Hz
- S/N Ratio more than 58dB
- Impedance 600ohms 20%(at 1K Hz)
- Power Input: DC-12V
- Power Current: 20mA
- Output: RCA