915 Generation Powered Super-Directional Condenser Microphone for DSLR Cam

Built-in professional high-performance super-directional microphone with wide distance, wide frequency response and high-definition sound resolution.
Built-in high-pass filter circuit to effectively reduce the of low-frequency noise.
Support AA 1.5V alkaline battery and fantasy power supply 2 kinds of power supply.
Use standard XLR connector output. With low power indication function, you can control battery usage at any time.
Designed for professional occasions, such as photography, interview, and video recording.
Specifications:
Brand: Model: KM-M280
Directivity: Super-directionality
Frequency Response: 40Hz-20kHz
Sensitivity: Fantasy power supply: -37dB +3dB (0dB=1V/Pa at 1kHz); 1.5V battery: -38dB +3dB (0dB=1V/Pa at 1kHz)
Equivalent Noise Level: 20dB A
Low Frequency Attenuation: 80Hz 10dB/multipler
Max. Sound Pressure Level: 130dB ( is lower than 1.5% at 1kHz)
Output Impedance: 250 Ohms +30% (at 1kHz)
Use Voltage: 1.5V alkaline battery or 11-52 fantasy power consumption less than or to 4mA (typical)
Output Connection: 3-pin XLR balanced output
Microphone Weight: 121g / 4.3oz
colour: black
Material: metal
size: 30 * 2.2cm / 11.8 * 0.9inch (Length * Diameter)
Package Contents: 1 * KM-M280 Microphone
1 * Windshield
1 * XLR Balanced Cable
1 * (English, , , Spanish, French, Italian & Japanese)
Note:
1.5V AA alkaline battery is not included.
Only the above package content, other are not included.
Note: Light and different displays may cause the color of the item in the a little different from the real . The measurement allowed error is +/- 1-3cm.