6-12VDC Mini Microphone Pickup Aerial Audio Signal Collection For Camera type of microphone has a low noise, high fidelity, wide working voltage range, low power consumption, long transmission distance, etc. Using the implementation audio synchronization with the camera. Specification : Type: Microphone Pickup Power supply: 6-12VDC Frequency range: 100-5500Hz Output: 2.5Vpp/-25db Redline: connect power anode Black line: connect power cathode White line: the output of audio signal, the input of transmission image For Camera FPV. Qty:- 2 Pcs MicSales Package: pack of 4 mikeBrand: atekModel Number: Smart Genuine CCTV camera mike ( pack of 2) MicrophoneCompatible With: cctv cameraMaximum SPL: 12Frequency Response: 50 -13KhzBattery Type: naBattery Life: naSensitivity: micWeight: 0.015 kg