describe:3.5mm External Stereo Microphone for Canon Nikon DSLR Camera DV Camcorder Phone for Canon Nikon DSLR Camera DV Camcorder Phone Microphone for Canon Nikon DSLR CameraDV camcorder phone features: Strong compatibility: This microphone is suitable for Canon Nikon DSLR cameras. The DV camcorder phone is designed for photography, interviews and other professional fields. The microphone for Canon Nikon DSLR camera DV camcorder phone 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 microphone is suitable for Canon Nikon DSLR camera DV camera phone using a standard 3.5mm audio cable, a standard hot shoe port on the bottom, and screw holes to effectively support device installation.Long standby time: Our Canon Nikon DSLR camera DV camera phone microphone uses energy-saving and environmentally friendly lithium 280mAh 3V CR2 battery, with a continuous working time of more than 70 hours. - Ultra-high sensitivity: large sound pickup range, built-in professional high-performance supercardioid pickup microphone, suitable for Canon, Nikon SLR cameras, DV cameras, mobile phones, using double-head complementary pickup technology, long pickup distance, wide frequency response, high-definition sound Analytical power, effective pickup distance 20 meters. Material: This microphone is suitable for Canon Nikon DSLR camera DV camera phone, long service life, easy to use and does not affect work. Specifications of Microphone for Canon Nikon DSLR Camera DV Camcorder Phone: Type: Microphone for Canon Nikon DSLR Camera DV Camcorder Phone Microphone for Canon Nikon DSLR Camera DV Camcorder PhoneFrequency response: 30-15000 HZ Microphone for Canon Nikon DSLR camera DV camcorder mobile phoneSensitivity: -40dB2dB(0dB=1V/Pa 1K HZ) Microphone is suitable for Canon Nikon DSLR camera DV camcorder mobile phone Pointing characteristics: Unidirectional 1 Microphone is suitable for Canon Nikon DSLR camera DV camcorder mobile phone Output impedance:Package contents: 1 piece DV stereo microphone