BOYA BY-VM190 Camera Mounted Shotgun Microphone for DSLR Camera Audio RecorderDesicription: 1. The BOYA BY-VM190 is a cost effective shotgun microphone that can easily be mounted on a video camera because it features an integrated shockmount that attaches to the camera's shoe. 2. It's compact and lightweight design with a rugged construction that's ideal for use with HDSLR cameras、 camcorders、 and audio recorders. 3. 40Hz to 20kHz response selectable high pass filter at 80Hz is available、 which will prevent low end noise such as air conditioners and traffic from being recorded. 4. Easily mounted onto any accessory shoe、 the integrated shockmount effectively suppresses handling and vibration noise. 5. One 9 Volt battery can be used for approximately 100 hours.   Features:   • Broadcast-Quality Condenser Mic • Super-cardioid Polar Pattern • Integrated Shock Mount • Foam Windshield included • Two step High Pass Filter(Flat\/80HZ) • 3.5MM Output Plug • 1\/4 inch Threaded Mount • Uses 9V Lithium or ALKaline Battery • Durable ABS Construction     Specifications:                                  Type              Condenser Microphone(Unidirectional)                       Polar Pattern             Super-Cardioid                       Frequency Response             40-20、000HZ                       Sensitivity             -40dB +\/- 1dB \/ 0dB=1V\/Pa、 1kHz                       Signal to Noise Ratio             75dB or more                       Output Impedance             200Ohm or less                       Power             9V alkaline battery(not included)                       Filter             Controlled by low-cut filter switch                       Dimensions(L*H*D)             220mmL × 102mmH × 58mmD                       Net Weight             121g                  Frequency Response:         Polar Pattern:        Package Included:    1 x BY-VM190 Microphone with Foam Cover   1 x Spare Rubber Bands   1 x User Manual in English   1 x Original Packing  Detail Pictures: