The microphone is powered by a rechargeable lithium-ion battery, 2 AA batteries or an external source via micro USB. Power is turned off automatically when the microphone is disconnected from the camera.
The Mackie EM-93M is a premium compact cardioid condenser microphone with -42dB sensitivity, 35Hz - 20khz frequency response and a Signal-to-Noise Ratio 68dB, designed for use with smartphones and DSLRs.
The Mackie EM-98MS is a condenser, high-directivity super-cardioid on-camera shotgun microphone with -24dB sensitivity, 30Hz - 20khz frequency response and a Signal-to-Noise Ratio 80dB, designed for use with smartphones and DSLRs.
The RODE NTG3 super cardioid shotgun microphone is designed for professional use on film, television, ENG and wherever high resolution broadcast audio is required.As RODEs premier directional microphone the NTG3 exhibits superlative audio quality with a rich warm quality and a full frequency response. Its RF bias technology makes it almost completely resistant to moisture, making it the only option when recording in demanding environments where condensation is an issue.
Rode Video Mic condenser camera microphone with new Rycote Lyre shock base that minimizes vibration from movement. It has a condenser capsule, frequency response 40Hz - 20KHz and operation with a 9V battery lasting about 100 hours.