Features: The MIC-05 microphone with 3.5mm plug, which is designed for cameras and camcorders. Using NCR noise reduction pickup technologysuperior noise suppression. High-performance super-cardioid pickup microphone, wide frequency response and clear sound. A combination switch- OFF is power off; 0dB is normal pickup status; +20dB is sensitivity enhanced pickup, suitable for long-distance pickup. The hot shoe with 1/4 inch screw hole, it can be mounted on camera rig cage. Powered by 1 * AAA 1.5V alkaline battery. (battery is not included.) Perfect for photography, interviews and other occasions pickup. Specifications: Color: Black Monomer: Electrostatic Capacitor Head Directivity: Super-cardioid Pointing Frequency Response: 50Hz-16kHz Sensitivity Enhancement: +20dB2dB Sensitivity: -48dB3dB(0dB=1V/Pa at 1kHz) Equivalent Noise Level: 24 dB A Maximum Sound Pressure Level: 130dB(THD1.5% at 1KHz) Output Impedance: 20030%at 1kHz) Channel: mono Use Voltage: 1 * AAA 1.5V alkaline batterynot included) Power consumption5ma(typical) Item Size: 13.8 * 6.0cm / 5.4 * 2.4in Item Weight: 41g / 1.4oz Package Size: 16.5 * 7.0 * 3.5cm / 6.5 * 2.8 * 1.4in Package Weight: 86g / 3.0oz Package List: 1 * Microphone 1 * Windproof Cotton 1 * User Manual(English, Chinese, German, French, Italian, Japanese)