- Extremely sensitive
- Superb audio quality
- Lasts for up to 7 hours from a single 1 hour charge
Pinhole Microphone Kit
Pinhole Microphone Kit
The Pinhole Microphone Kit is a high performance microphone covert listening operations through small gaps, keyholes and drilled holes.
The Mic is a Knowles 2.4mm diameter electret mic. The amplifier is a super compact robust unit that produces crystal clear audio.
Charge the amplifier unit with the supplied USB connector.
| Diameter | 5.0mm |
|---|---|
| Length | 330mm |
| Sensitivity | Sensitivity -33dB+/- 3dB |
| Power Input | 12V |
| Current Consumption | 100mA |
| Battery Type | NMH |
| Operating Time | Up to 7 hours |
| Frequency | 10,000Hz |