External Microphone for Video with No Batteries Required: The external microphone is powered directly from the connected terminal of a camera or smartphone, and there is no need to purchase or install a separate battery, so there is no need for place to put the batteries, and the size of the microphone is more compact and suitable for carrying around. Excellent Versatility and Multi-Compatibility: With a standard hot shoe, the included camera cable and portable cable can be applied to most DSLR cameras, camcorders, audio recorders, tablets and smartphones. High performance and ultra lightweight: Aluminum alloy construction, solid and durable, the body is only 1.6 oz (46 g), super lightweight, the size is relatively small, making it suitable for carrying.Equipped with noise reduction shock mounts and wind jammers to reduce noise such as wind noise and breathing noise, allowing you to record beautiful sound.