Features: Super-cardioid polar pattern design, easy to capture audio from the front. With three gain settings (-10dB, 0dB, +10dB), helpful to adjust the level of sound capture. The power/ low-cut switch can set the MIC to a flat frequency response or engage the 80Hz high pass filter. The shock mount with hot shoe and 1/4 screw hole, can be installed on the camera or tripod easily. 3.5mm plug design, suitable for most DSLR cameras, camcorders, DV and audio recorder. Powered by 9V lithium or alkaline battery. (Not included) Comes with a sponge cover, a windshield and a carrying bag.