English 
Suomi 
JBL JR320BT Bluetooth Wireless On-Ear Headphones for Kids Green
Key Specs
| Wearing Style | Dual Ear with Headband Earpiece Swivel: Yes |
|---|---|
| Earpiece Design | On-Ear (Supra-Aural) |
| Active Noise Cancellation | No |
| Frequency Response | 20 Hz to 20 kHz (Wired) |
| Built-In Controls | Yes, on Earpiece |
| Sensors | No |
| Noise Cancelling Microphone | No |
| Number of Voice Mics | 1 |
| Runtime | 50 Hours |
Headphone
| Wearing Style | Dual Ear with Headband Earpiece Swivel: Yes |
|---|---|
| Earpiece Design | On-Ear (Supra-Aural) |
| Open/Closed-Back | Closed-Back |
| Sound Field | Stereo |
| Number of Drivers | 1 per Earpiece |
| Driver Type | Dynamic |
| Driver Size | 1.2" / 30 mm |
| Impedance | 32 Ohms |
| Active Noise Cancellation | No |
| Frequency Response | 20 Hz to 20 kHz (Wired) |
| Sensitivity | 80 dB at 1 kHz / 1 mW |
| Maximum Sound Pressure Level (SPL) | 81 dB |
| Volume Limiting / Child-Safe | Yes, Limited to 85 dB Max |
| Built-In Controls | Yes, on Earpiece |
| Sensors | No |
Microphone
| Built-In Mic | Yes |
|---|---|
| Noise Cancelling Microphone | No |
| Number of Voice Mics | 1 |
| Sensitivity | -40 dBV at 1 kHz |
Connectivity
| Wireless | Bluetooth 5.3 *Built-In |
|---|---|
| Bluetooth Profiles | A2DP, AVRCP, HFP |
| Audio Connector | No Wired Audio Support |
| Mobile App Compatible | Yes: Android & iOS |
Battery
| Runtime | 50 Hours |
|---|---|
| Quick Charging Times | 5 Minutes for 3 Hours |
| Recharge Time | 2 Hours |
| Battery Chemistry | Lithium-Ion |
| Capacity (mAh) | 500 mAh |
| Charging Input | USB-C |
| Wireless Charging | No |
Physical
| Color | Green |
|---|---|
| Environmental Resistance | No |
| Dimensions | 2.7 x 1.1" / 67.5 x 28.5 mm |
| Weight | 4.3 oz / 122.2 g |
Packaging Info
| Package Weight | 0.62 lb |
|---|---|
| Box Dimensions (LxWxH) | 8.65 x 7.2 x 2.65" |
