JBL Junior 320BT
Colorful, durable wireless on-ear headphones with JBL Safe Sound for kids and parental control
Getting started with your JBL Junior 320BT
Quick Start Guide
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Product Specifications
- Driver size
- 30 mm / 1.18" Dynamic Driver
- Power supply
- 5 V 1 A
- Maximum operation temperature
- 45 °C
- Sensitivity
- 80 dB SPL@1 kHz
- Frequency response
- 20 Hz - 20 kHz
- Impedance
- 32 ohm
- Maximum SPL
- 81 dB
- Microphone sensitivity
- -40 dBV/Pa@1 kHz
- Net 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
- Bluetooth® version
- 5.3
- Bluetooth® profile
- A2DP V1.4, AVRCP V1.6.2, HFP V1.8
- Bluetooth® transmitter frequency range
- 2.4 GHz - 2.4835 GHz
- Bluetooth® transmitter power
- (EIRP)
- Bluetooth® transmitter modulation
- GFSK, π/4 DQPSK, 8DPSK
- Supported formats
- .MP3, .WAV, .WMA, .FLAC
- Battery type
- Lithium-ion battery (500 mAh / 3.7 V)
- Charging time
- < 2 hrs from empty
- Music playtime with BT on
- Up to 50 hrs
- Talk time
- Up to 29 hrs
- On-ear
- Yes
Great sound—safe volume
JBL Junior 320BT wireless on-ear headphones introduce a whole new generation to JBL sound in a way that’s safe for their ears. They won’t go beyond 85dB, protecting young listeners from dangerous sound levels. Plus, you can use the JBL Headphones app to customize maximum volume and daily listening time, and get daily or weekly reports on your kids' listening habits. Designed for young kids, the JBL Junior 320BT are comfortable to wear, with durable oversized controls that are easy for even the littlest hands to use. 50 hours of battery life means long-lasting fun, and a built-in mic lets kids chat with family, friends, or teachers easily. They come in three fun colorways and include a JBL sticker set so your little rockstars can personalize their look. Great sound has no age limit.
FAQs & How-Tos
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Yes, the headphones have Multipoint Connection, which allows you to switch seamlessly between the connected devices.Was this helpful? Thank you for your feedback!
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These headphones consist of plastics, synthetic leathers and foams. All JBL Jr products were put through extensive tests and are compliant with Standard Consumer Safety Specification for Toy Safety.Was this helpful? Thank you for your feedback!
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You can select "Customize" or "Automatic" in JBL Safe Sound/Maximum Volume Limit.
By choosing "Customize" you can set the different levels of to vary from "Max", "High", "Mid" or "Low".
If you select "Automatic", the headphones will monitor the listening time, volume and adjust the volume when reaching the hearing fatigue limit.
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Yes. This headphone has a built in microphone. To answer a call, press the power button which is located on the Left Ear Cup for 1 second. If you wish to hang up the call, press and hold the power button for 2 seconds.Was this helpful? Thank you for your feedback!
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Press and hold the power button located on the RIGHT ear cup. Make sure that the device is on and in Bluetooth range. If this is the first time connecting the device, it will automatically go into pairing mode. You will notice the LED light alternate between blue and white as it searches for a device to connect to. The headphones should pop up on your list of discoverable devices within 3-5 seconds, and connect.Was this helpful? Thank you for your feedback!
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To reset the headphones, power on the headphones and plug in the USB cable into a USB charger or USB port. Paired mobile devices should disconnect and the led should be constant white. When unplugging the USB cable, the headphones will power off. When manually powering on the headphones, and the last connected mobile phone is not in range, the headphones will revert to Bluetooth Pairing mode ( blue led will blink ) after 5 seconds. Was this helpful? Thank you for your feedback! -
You can tap on "Reset PIN Code" 5 times to reset the PIN Code.
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JBL Safe Sound is an added parental control toy can use in the JBL Headphones app. You can set the max volume and for how long kids can listen for. With "time-up" reminders, parents can even record their own voice prompt notifications.
It's also possible to receive daily and weekly activity reports on volume and time exposure to help maintain safe listening habits.
A PIN Code protects the max volume limit and daily time limit from being modified.
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10 minutes before the time limit has been reached, a voice prompt will be played on the headphones. When reaching the time limit, the volume will be muted, and a new voice prompt will inform that the listening limit has been reached.
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You can set the time limit in JBL Safe Sound/Daily Time Limit.
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