Yosoo Health Gear TRS to TRRS Converter Cable, 3.5mm Earphone Microphone Converter Adapter Cable Line for Smartphone : Amazon.ca: Electronics
RODE SC4 3.5mm TRS to TRRS adaptor [SC4] : AVShop.ca - Canada's Pro Audio, Video and DJ Store
Comica CVM-CPX 3.5mm Audio Female TRRS to Male TRS Cable Adapter and AUX Extension Cable Stereo Cable Cables Converter for Camera for Canon, Sony, Nikon Cameras… : Amazon.ca: Electronics