From Digital 1 Media:
Aria Karaoke Pro for Windows is karaoke show hosting software designed for the professional karaoke jock, or hard-core karaoke enthusiast. It's simple interface allows you to easily host karaoke events without sacrificing rich features seasoned pro's require. Aria Karaoke Pro supports standard MP3+G, Zipped MP3+G, or WAV+G files, using any standard karaoke file naming convention. Aria Karaoke Pro has everything you need to perform a karaoke event with ease and confidence! Some Of ARIA Karaoke Pro's Features: On-deck singers box with singer history; Secondary full-screen lyrics output; The ability to adjust key of the playing song without effecting speed (even before hand in the singers list!); Singer list auto-play; Print out Cases (song lists) to create songbooks; Use the built-in KARAOKE LOCKER song store to purchase and download from ten-of-thousands of karaoke tunes; Robust library with "case" support; Background music player for buffer music; Lyric off-set control; Channel mute support for multiplex CDG's.