The SGM-990 Supercardioid / Omnidirectional Dual-Pattern Shotgun Mic from Azden is used to capture audio in critical applications such as meetings, weddings, TV sound and more. It is also compatible with smartphones and tablets with an optional cable (sold separately). It is used on video camcorders, DSLR cameras, or field recorders to capture audio. It features a supercardioid pickup pattern and has a 2-position switch that allows you to widen or narrow the pickup field. It features a frequency response of 150 Hz to 18 kHz. This electret condenser microphone is built with a coiled cable and has a 1/8" mini-jack connector. It has a pickup range of 35' and uses one alkaline AAA battery for power. A windscreen and shoe mount are included.