The recommended safe sound level for iPhone is 80 decibels (dB) or lower for extended listening.
Here are some additional points to consider:
- Volume Limits: You can set volume limits for your iPhone to help prevent you from listening at unsafe levels. This feature is available in the Settings app under Sounds & Haptics.
- Headphone Usage: Using headphones at high volumes for extended periods can damage your hearing. It's crucial to take breaks and listen at a safe volume.
- Sound Check: The iPhone's Sound Check feature helps to adjust the volume of your music so that it is at a safe level.
Remember, listening to loud music for extended periods can lead to hearing loss. It's important to listen to your music at a safe level and take breaks to protect your hearing.