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Under the 85dB safety cap, the JBL Junior 320BT Wireless Kids Headphones drive audio through 32mm speakers. A 500mAh battery sustains 50 hours of wireless playback. This version improves over the 310BT by adding 20 hours of runtime and Bluetooth 5.3 connectivity. USB-C charging now delivers 3 hours of power in just 5 minutes.
Key Features
- 85dB Sound Limit: Internal hardware caps sound pressure to protect hearing. Keeps volume at safe levels.
- 50-Hour Runtime: 500mAh battery capacity supports two days of continuous use. Eliminates daily charging needs.
- App Integration: JBL Headphones App enables remote volume and time monitoring. Parents manage usage limits directly.
- USB-C Quick Charge: Five minutes of charging restores three hours of playback. Solves low-battery issues quickly.
- Official Warranty: 6-month coverage protects against internal hardware and driver defects. Guarantees local support in BD.
Frequently Asked Questions
Is JBL Junior 320BT safe for kids?
Yes, hardware-level limits cap the volume at 85dB. This protects hearing regardless of the connected device's volume setting.
How long does JBL JR 320BT battery last?
The internal 500mAh battery provides 50 hours of runtime. A 5-minute charge through USB-C adds 3 hours of play.
