Nikon D3500 mic modification*external jack * - YouTube
Amazon.com: Digital Camera External Microphone Compatible with Nikon D3400 DSLR Digital Camera, XM-AD2 Dual Channel XLR-Mini Audio Adapter for DSLR's, Camcorders and Pro Video Cameras : Electronics
Amazon.com : Nikon D3400 DSLR Camera with AF-P DX NIKKOR 18-55mm f/3.5-5.6G VR and AF-P DX NIKKOR 70-300mm f/4.5-6.3G ED : Electronics
Digital Camera External Microphone Compatible with Nikon D3400 DSLR Digital Camera External Microphone Vidpro XM-88 13-Piece Professional Video & Broadcast Unidirectional Condenser Microphone Kit - Walmart.com