BY-M3-OA Omni-directional Lavalier Mic (DJI OSMO ACTION Special) Features Only for DJI OSMO ACTION Omni-directional Lavalier Mic Record Rich and Natural Sound Plug and Play Support 2m Cable Includes lapel clip, windproof cotton and windproof wool Overview: BY-M3-OA is a dedicated omni-directional lavalier microphone for the DJI OSMO ACTION. lavalier can greatly improve the sound recorded by the device. The plug and play features make it very versatile, with a frequency response from 50Hz to 20kHz. BY-M3-OA is very light and simple and can be taken anywhere. The lavalier microphone cable is 2m long and the Type-C output interface only supports DJI OSMO ACTION. Does not support Type-C devices or other devices from DJI Product series. The package comes with windproof cotton and windproof wool, even when recording outdoors, the microphone can block wind and other unwanted noise. Interface type: USB Type-C connector Pointing type: Omni-directional Frequency response: 50Hz-20kHz Sensitivity: -40 3dB (0dB = 1V / Pa, at 1KHz) Signal to noise ratio: 76dB S: (f = 1KHz, SPL = 1Pa) N: (A-weighted curve) Power requirements: < / p> Supported by OSMO Operation Weight: 20g (0.7oz) Length: 2m (6.6ft)