Baby headphones can generally be used for babies aged 3 months and older.
The reference material indicates that headphones designed specifically for babies are often made for children aged 3 months to 2+ years. These headphones typically feature soft ear cups to ensure comfort and are designed to avoid feeling too tight. It's essential to choose headphones specifically designed for babies and young children to protect their sensitive ears from potential hearing damage due to excessive noise levels. Always monitor the volume and duration of use.