?Features: Stereo X/Y Condenser Microphone. Broadcast sound quality. Adjust sound attenuation (-10dB，0dB). Two step High Pass Filter (Flat/80Hz). Integrated shock mount. Rugged reinforced ABS construction. 3.5mm mini-jack output. Cold shoe mount with 1/4" thread. Designed for use on DSLRs， Camcorders and Video Cameras. Specifications: Type: Stereo condenser microphone Model: BY-V02 Main Material: Rugged reinforced ABS Polar Pattern: Super-Cardioid Frequency Response: 40Hz～20kHz Sensitivity: -33dB +/- 3dB / 0dB=1V/Pa， 1kHz Signal to Noise Ratio: 76dB or more Output Impedance: -10dB， 0dB Powered by: 2 * 1.5V AAA battery (not included) Plug: 3.5mm stereo mini-plug Filter: Controlled by low-cut filter switch Item Size: 15.1 * 6.5 * 7.3cm / 5.9 * 2.6 * 2.9in(L * H * D)? Item Weight: 145g / 5.1oz Package Size: 20 * 12 * 9.5cm / 7.9 * 4.7 * 3.7in(L * W * H)? Package Weight: 277g / 9.8oz ? Package List: 1 * BY-V02 microphone? 1 * Dead kitten windscreen 1 * Shock mount 1 * Carrying bag 1 * English instruction manual