Microphone support (Seaman / Kiteretsu Boy's Gangagan)
Some games are not booting at all without microphone support:
- Christmas Seaman
- Kiteretsu Boy's Gangagan
- Seaman
- Seaman 2001
other games with microphone support:
- Alien Front Online
- Heisei Mahjong Shou
- O.to.i.Re: Dreamcast Sequencer
- Planet Ring
- Propeller Arena: Aviation Battle Championship (prototype)
- Visual Park