An Ultrastar port should be interesting for add in retropie, with usb mic support in order you can do a portable karaoke for eady play in any TV or bars, pubs, etc :
Pair Of SingStar Wired Microphones (PS2/PS3) : Video Games - Amazon.com
My Little Karaoke - Ultra-Quick setup guide
No mic usable · Issue #307 · UltraStar-Deluxe/USDX · GitHub
Image 8 - UltraStar Play: Singing party game for PC and mobile - Mod DB
Original HyperX QuadCast S Professional Electronic Sports Microphone Computer Live Microphone Microphone Device Voice - AliExpress
UltraStar Deluxe MINT Inlay by Surio on DeviantArt
Best FREE singing party game! Custom songs and microphone app. Enjoy UltraStar Play on PC and mobile - YouTube
UltraStar Play Companion - Apps on Google Play
Playstation 4 / 5 Ps4 Ps5 Sing Star 2x Microphones + Singstar Ultimate Party ... | eBay
My Little Karaoke - Ultra-Quick setup guide
UltraStar - Wikipedia
UltraStar Download - PC conversion of the famous Singstar karaoke game
Microphone UltraStar, microphone, electronics, microphone png | PNGEgg
UltraStar Play Companion - Apps on Google Play
Amazon.es: Microfono Ultrastar
Steam Workshop::UltraStar Deluxe
macOS: Options > Microphone settings empty · Issue #566 · UltraStar-Deluxe/USDX · GitHub
Sony PlayStation Singstar - iFixit
Companion app for mic input · Issue #230 · UltraStar-Deluxe/Play · GitHub
Feel the need for a little karaoke? Check out UltraStar Play and UltraStar Deluxe | GamingOnLinux
UltraStar Play (@UltraStar_Play) / Twitter
No Microphone Settings on Mac OS X Mojave (10.14) · Issue #389 · UltraStar-Deluxe/USDX · GitHub
UltraStar Play: Singing party game for PC and mobile Windows, Mac, Linux, iOS, Android - Indie DB
No Microphone Settings on Mac OS X Mojave (10.14) · Issue #389 · UltraStar-Deluxe/USDX · GitHub
UltraStar: Setting up the Microphones | The Bricky Blog
Karaoke
New Logitech Blue Yeti Usb Microphone Condenser Mic Usb Noise Reduction Professional Recording Live Broadcast For Pc And Mac - Microphones - AliExpress
