AKG LC81 MD Cocoa, Mini Lavalier Condenser Microphone, Directional characteristic: Cardioid, Frequency response: 400 - 18,000 Hz, SPL (sound pressure level): 118 dB, Signal-to-noise ratio: 63 dB, Feedback resistance, Electromagnetic shielding for interference-free transmission, Connector: MicroDot - Plug,