Description: This mic is great for camcorders that utilize a 3.5mm , and it conveniently connects to any camera with the included mounting bracket. The sponge wind screen helps eliminate wind noise and insulate the microphone from operational sounds from the camcorder. It can be directly installed on camera or other brackets. Specially designed for the SLR camera and high-sensitivity condenser microphone to enhance the quality of the recording. Directivity / pickup angle can be set at 90° or 120°. Specification: Material: Plastic Color: Black Size: 22*130mm Power supply: DC3V lithium battery Respond frequency: 30-15000Hz Output impedance: less than 200Ω Signal noise ratio: 76d - B Sensitivity: -40d - B ±2dB(0dB=1V/Pa1KHz) Maximum sound pressure: 120d - B Connector: 3.5mm Pointing To The Features: Single Directional x 2 Battery capacity: 800m - Ah Package Includes: 1 Piece Microphone