JBL Junior 320BT

The JBL Junior 320BT headphones are designed with kids’ safety and comfort in mind, featuring a volume limit that never exceeds 85dB. Parents can customize lower volume and listening time limits, and track usage through the JBL Headphones App with real-time and weekly reports—secured by a parental PIN code. With a built-in mic, kids can easily connect with teachers, friends, and family for learning or play.

These wireless headphones offer up to 50 hours of battery life, with a quick 5-minute charge providing 3 extra hours. Designed for comfort and durability, they feature a padded adjustable headband, soft ear cushions, and fold flat for easy storage. Available in three fun colors, each set includes a sticker pack for personalization and comes in plastic-free packaging that doubles as a device stand.

Specifications:

General:

• Weight: 122.2 g / 0.269 lbs
• Ear cushion outer length (mm): 67.5
• Ear cushion height (mm): 16.28
• Ear cushion inner length (mm): 28.5
• Ear cushion inner width (mm): 28.5
• Cable length: 20cm
• Driver Size: 30 mm / 1.18" Dynamic Driver
• Power Supply: 5 V 1 A

Audio:

• Sensitivity: 80 dB SPL@1 kHz
• Frequency Response: 20 Hz - 20 kHz
• Impedance: 32 ohm
• Max. SPL: 81 dB
• Microphone Sensitivity: -40 dBV/Pa@1 kHz

Connectivity:

• Bluetooth V5.3
• Frequency Range: 2.4 GHz - 2.4835 GHz
• Power: (EIRP)

Battery:

• Lithium-ion Battery
• Charging time: < 2 hrs from empty
• Music playtime with BT on: Up to 50 hrs
• Talk time: Up to 29 hrs