Passive income: NO

Earning passive income from an AI Voice Synthesis Studio for Businesses is a realistic possibility, with the potential to generate passive income once set up properly. Setting up automation systems for voice synthesis and managing client accounts efficiently can help in achieving passive income. However, reaching a fully passive level may require ongoing monitoring and occasional adjustments. While some individuals have successfully reached a passive income level with this side hustle, it is more common for active involvement to be necessary to maintain and grow the business. The setup costs range from $500 to $2000, and time to profit typically ranges from 2 weeks to 2 months. It is essential to set realistic expectations regarding the level of passive income achievable from this hustle.