Features
1. The CR2, 3V lithium battery lead to long working time.
2. Independent control (single / Multiplayer) model to collect voice.
3. Double back pole type capacitor microphone(stereo sound input).
4. Wild using rang (DSLR cameras, camera, DV recording, professional news receiver).
5. Portable 3.5mm Video audio output line (length of line is optional).
6. Removable cassette (convenient for news interview microphone).

Parameter
1. Type of Transduction: Capacitive.
2. Polar Pattern:Hypercardioid.
3. Acoustical Principle:linear Gradient.
4. SNR:70dB(1KHZ At1 Pa).
5. Max SPL: 120dB@1khz,1%THD Into 1K Load.
6. Geometric Noise: 20dB SPL.
7. Dynamic Range: 135dB_SPL; Frequency Response: 30-15000HZ.
8. Sensitivity: -40dB+/-20dB=1V/Palkhz.
9. Power Supply: 3V.
10. Impedance: 200ohm.
11. Effective distance of pickup: 4m.
12. Validity of battery: 600 hours.
13. Size of microphone tube: 22*180mm.
14. Cord length and configuration: 0.5m.
15. A microphones weight: 120g.
16. Output: Unbalance.
17. Switch: Slide.