Professional ferrous metal mini Lavalier Mic 3.5mm jack, for iPhone,for iPad, for some Andriod devices, computer and loudspeaker. High sensitivity, high dynamic, wide frequency response. 360¡rotary clip allows you to easily clip it to your collar, tie or pocket. A foam cap protects your mic from wind noise and spit. Portable an exquisite, the cable is about 1m. Great for audio, video recording and hands-free mic speaking.