Features and Benefits

JBL Safe Sound

JBL legendary sound designed to never exceed 85dB making them safe for even the youngest music fans.

Bluetooth enabled

A wireless connection up to 15 meters away means no wires to worry about.

Built-in mic

Help your kids stay connected to the world with the built-in mic. They can chat easily with friends and family during downtime, or teachers while they’re busy learning.

30-hour battery life

30-hour battery life and quick-recharge with user-friendly USB type C. And for a super quick top-up, get 2 hours of battery life with 5 minutes charge.

Easy controls

Child-friendly control buttons make it easy and safe for children to operate.

Comfort fit

Soft padded headband and ear cushions for a feathery fit.


The compact and foldable design combined to make music highly portable.

Make it yours – JBL Sticker set

Kids can personalize the headphones with the stickers set in the box.


What’s in the box:

1 x JR 310BT headphones 1 x USB charging cable
1 x Sticker set
1x QSG

1 x Warranty card 1 x Warning card

Technical Specifications

Driver size: 32mm/1.25" Dynamic driver Power supply: 5.0V 1.0A
Weight: 115g/0.254 lbs
Battery type: Lithium-ion Polymer (400mAH, 3.7V)

Charging time: <2 hrs from empty Music playtime with BT on: 30 hrs Frequency Response: 20Hz – 20kHz Impedance: 32 ohm

Sensitivity: 90dB SPL @ 1kHz/1mW Maximum SPL: 80dB
Microphone sensitivity:
-40 ± 3dBV @ 1kHz/Pa

Bluetooth version: 5.0
Bluetooth profile version: A2DP V1.3, AVRCP V1.5, HFP V1.6
Bluetooth transmitter frequency range: 2.4GHz – 2.4835GHz
Bluetooth transmitter power: <4dbm Bluetooth transmitter modulation: GFSK, π/4 DQPSK, 8DPSK
Maximum operation temperature: 45 °C

Collections: JBL Junior Series

Type: Unknown Type

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