I managed to get a Famicom Microphone to work on an NES. I also realized you could run basically any audio source through an NES and went kinda nuts with it. : r/nes
The Official Famicom Switch Controller's Microphone Actually Works – NintendoSoup
Nintendo Switch Famicom Controller Showcase (with MIC TEST) - YouTube
Famicom controller on NES (part 2) : r/nes
Five Forgotten Famicom Peripherals That Never Escaped Japan - The Escapist
Why The Original Nintendo Famicom Controller Has A Microphone Revealed
30th anniversary of Nintendo's Famicom (pictures) - CNET
Nerdly Pleasures: The Famicom Microphone - Obscure Functionality
Controller:Nintendo Entertainment System Controller - PCGamingWiki PCGW - bugs, fixes, crashes, mods, guides and improvements for every PC game
Nintendo Switch Famicom Joycon Controller Display Stand - Etsy
Nintendo Famicom NES Console in box HVC-001 FC game Tested working JAPAN | eBay
Feature] Setting to logically change Player 2's D3 Pin to D2, support Famicom controller mic input. · Issue #149 · SmokeMonsterPacks/Nt-Mini-Noir-Jailbreak · GitHub
FC30: celebrating the 30th anniversary of the Nintendo Famicom | GBAtemp.net - The Independent Video Game Community
Nerdly Pleasures: The Famicom Microphone - Obscure Functionality
The Famicom's Built-In Microphone Was Wonderfully Weird
Nintendo Famicom Square Button Player 2 Controller - Consolevariations
Microphone Roundup - Top 5 Famicom Games for the Player 2 Mic | Famicom Dojo - YouTube
Cleaning Famicom Controllers & Repair the Buzzing Sound | RetroFixes
SNES/NES gamepad (and mouse) to USB adapter
The Famicom's Built-In Microphone Was Wonderfully Weird
Nintendo Famicom Controller Noise "Regular" Fix - YouTube
Famicomblog: Oddball Junk Bin Finds: Famicom Karaoke Studio Controller
Retro 2 Con Famicom Earphones Mic | Japan Trend Shop
Cleaning Famicom Controllers & Repair the Buzzing Sound | RetroFixes
Feature] Setting to logically change Player 2's D3 Pin to D2, support Famicom controller mic input. · Issue #149 · SmokeMonsterPacks/Nt-Mini-Noir-Jailbreak · GitHub
Nintendo Famicom Classic Mini NES HDMI Console 30 + 1000 Games 2 Controllers | eBay
Famicom Controllers For Nintendo Switch – NintendoSoup
Those Famicom Mini Pads Sure Are Small | Nintendo Life