This page contains Silpheed Codes for Sega CD called "Voice test" and has been posted or updated on Aug 29, 2006 by hende003.
- Developer: Game Arts
- Publisher: Sega
- Genre: Action Shooter
- Release: Not Set
- ESRB: Not Set
Select the "Options" selection at the title screen. Hold A + B + C on controller two and press Start on controller one. A "Voice Test" selection will now be available at the options screen.
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