• Built-in professional high-performance cardioid pickup microphone, using dual-head complementary acoustic interference pickup technology, with long pickup distance, wide frequency response, and high-definition sound resolution, with an effective pickup distance of up to 20 meters
• Adopting NCR noise reduction pickup technology, super noise suppression characteristics
• External +10db sensitivity enhancement switch to adapt to different sound intensity pickups
• With low battery indicator function, keep track of battery usage at any time
• Special shock-absorbing structure effectively reduces camera mechanical noise and other vibration noise interference
• Using standard universal connector specifications, it can be easily installed and fixed on the camera
• The sound collecting tube is designed with alloy material, which is strong and reliable and can effectively shield electromagnetic interference

Specification:

• Monomer: Back electret
• Directivity: Supercardioid
• Sensitivity enhancement: +10dB±2dB
• Frequency response: 50Hz-16kHz
• Output impedance: 2000±30% (at1kHz)
• Sensitivity: -37dB±3dB(OdB-1V/Pa at 1kHz)
• Power supply: 200mAh 3.7V battery