1. Directivity: bidirectional microphone core
2. Plug: 3-pin XLR; 4-pin XLR
3. Frequency response: 50Hz-20KHz
4. Impedance: 680 ohms
5. Microphone head size: 9.7x5.0mm
6. Sensitivity: -44dB+/-3dB
7. Wire: 2.5mm/2-core shielded enameled wire
8. Wire length: 1.5m
9. Applicable to: signal detector, other matching electronic equipment