The DJI M-15 Flexible Microphonecan be plugged into the Osmos external microphone input. The microphone is omnidirectional and comes with a flexible stem.

Specifications
Sensitivity -32 3 dB (0 dB=1 V/Pa)
Frequency Response 100 -10000 Hz
Signal-to-Noise Ratio 60 dBA
Pin Diameter 3.5 mm
Length 88 mm
Weight 4 g