3.5mm External Stereo Microphone For Canon Nikon DSLR Camera DV Camcorder Phone Camera Microphone Features: * Strong Compatibility Camera Microphone : This Camera Microphone is specially designed for photography, interview and other professional fields. The Camera Microphone is designed to fit common mid-range to high-end cameras and DSLR cameras, DV camcorders, such as Canon, Nikon, Sony, Panasonic, etc. * Easy to Install: This Camera Microphone uses a standard 3.5mm audio cable, a standard hot shoe port at the bottom, and a screw hole for effective support equipment installation. * Long Standby Time: Our Camera Microphone uses energy-saving and environmentally friendly lithium 280mAh 3V CR2 battery, and the continuous working time is more than 70 hours. * Ultra-high Sensitivity Camera Microphone : Large pickup range Camera Microphone , this Camera Microphone built-in professional high-performance super-cardioid pickup microphone with dual-head mutual complementary sound pickup technology, This Camera Microphone with long pickup distance, wide frequency response, and high-definition sound resolution, Camera Microphone effective pickup distance of 20 meters. * Camera Microphone Materials: This Camera Microphone long service life, easy to use, does not affect the work. Camera Microphone Specification: Type : Camera Microphone Camera Microphone Frequency Response : 30-15000 HZ Camera Microphone Sensitivity : -40dB2dB(0dB=1V/Pa 1K HZ) Camera Microphone Pointing to the Features : Single Directional 1 Camera Microphone Output Impedance : 200 Camera Microphone Signal-to-Noise Ratio : 76dB(1 KNZ at 1 PA) Camera Microphone Loudest Level : 120dB(at 1K HZ harmonic distortion1%) Camera Microphone Power Requirements : 3V CR2 battery Package Includes: 1 x Camera Microphone 1 x 3V CR2 Unchangeable Battery 1 x Instruction Manual