Canon Knowledge Base - Using external microphones and headphones with the VIXIA HF10 and HF100 camcorders
Canon Knowledge Base - Connecting an external microphone to the FS22, FS21, and FS200 camcorders
3.5mm Mic Jack Mini External Black Directional Stereo Microphone Mic-109 For Canon Eos M3 760d 750d 700d 550d 70d 60d 7d 6d 5ds - Photo Studio Kits - AliExpress
Recording with the Canon VIXIA HF R700 External Mic Jack - YouTube