DJI Part 44 FM-15 Flexi Microphone for Osmo Gimbal Camera DJI Part 44 FM-15 Flexi Microphone for Osmo Gimbal Camera - Foam Windscreen - DJI Warranty Sensitivity: -32 +/-3 dB (0 dB=1 V/Pa) Frequency Response: 100 -10000Hz Signal-to-Noise Ratio: 60 dBA Pin Diameter: 3.5mm