1. Working voltage: DC24V (supplied by the host)

2. Microphone type: cardioid directional electret

3. Sensitivity: - 46dbv / PA

4. Frequency response: 70Hz ~ 18khz

5. Input impedance: 2K ?

6. Directivity: 0 ° / 180 ° > 20dB (1 kHz)

7. Equivalent noise: 20 DBA (SPL)

8. Maximum sound pressure level of microphone: 125 dB (THD < 3%)

9. Signal to noise ratio: ＞ 80dB

10. Channel crosstalk: ＞ 80dB

11. Total harmonic distortion: ＜ 0.05%

12. Earphone volume: > 10 ? / 10MW

13. External dimension: 183 × one hundred and thirty × 56mm

14. Weight: 1.2kg

15. Color: iron gray

Functional features

1. Professional high fidelity cardioid directional capacitive electret microphone with sensitive pickup and clear voice, and the bandwidth reaches 70Hz ~ 18khz

2. Anti interference circuit design is adopted to prevent the interference of mobile phones and other electronic products.

3. The microphone head is equipped with a speaking light ring to display the speaking and off status of the unit

4. The speech switch button has a transparent speech pattern, which is always on when speaking

5. With 2.3-inch high brightness full view LCD display, the display content is clear

6. The microphone unit is equipped with headphone output port and volume adjustment button,

7. With audio start function, the microphone unit power will be turned on automatically when speaking.

8. It supports multiple chairman units, has priority functions and can control the conference atmosphere.

9. Cooperate with PTZ camera to automatically track the camera,

10. 8P-DIN special aviation T-type cable is used for connection between units

11. The unit has a USB interface and can be connected to third-party devices