Super-cardioid polar pattern A super-cardioid microphone is similar to a hyper-cardioid, except there is more front pickup and less rear pickup. So it is good at recognizing voice sources. Low self-noise Uses excellent circuitry to ensure low noise. Can pick up voice much more clearly, with less interference. Superior isolation from camera system Uses a shockproof structure made of silica gel to prevent noise interference from the operation of camera and lenses. Also uses professional shock absorption design inside the unit. Low-cut filter Filters background frequencies lower than 80Hz, such as unwanted noise produced by wind, focusing, traffic, etc. Wind screen and windshield Includes wind screen and windshield. Utilize windshield to record voice clearly during windy conditions. Low power warning The indicator LED will blink red when low battery power. Time to replace batteries then. Superior RF Immunity-Mic enables superior RF immunity performance to avoid unwanted electromagnetic interference from RF devices. Dedicated audio input for real-time. Cold shoe mount and ¼" mount Supports many shooting accessories with ¼" screw. Hot shoe mounted on camera for simultaneous video shooting. Easily mounted with Magic Han.