Aputure A.lav Omnidirectional Condenser Lavalier Microphone for Smartphone like iphone Samsung and ipad,PC and Dslr video camera Suitable for:lectures,voiceovers,public speaking environments and more general speech pickup in sermons, presentations,instructions,interviews,any condition demands a high quality microphone Campatible with:many devices using 1/8" (3.5mm) TRRS connector like mobile phone or tablet Equipped with high signal noise ratio,wide dynamic range,and flat frequency response.Provide clean,bright,yet natural reproduction professional-grade audio in almost any scenario.Bring broadcast quality sound into life Different from other usual microphone,window-penetrating multi-functional indicator of A.lav keeps you informed of power status.Under normal working state,green light is on,under charging status,red light is on Attractive design and easy to carry