JBL JR JR 310BT
A strict 85 dB volume limit and 30-hour battery life protect young ears during all-day wireless use through Bluetooth 5.0 and 32mm dynamic drivers. Weighing just 115g, the foldable on-ear design combines padded cushions with simple, child-friendly buttons for durable, portable comfort. These headphones are best for parents who want a safe, dependable headset that won't exceed safe listening levels during long car rides, schoolwork, or video calls.
Snapshot
Pros & Cons
Pros
- Strong comfort (87th percentile) 87th
- Strong battery (72th percentile) 72th
Cons
- Below average anc (30th percentile)
- Below average build (34th percentile)
What owners think
How owner sentiment changed over time
ExclusiveBased on when customers actually wrote their reviews — so you can see whether early praise held up.
Based on 2 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
Specifications
Full Specifications
Design
| Form Factor | on-ear |
| Open/Closed | closed |
| Foldable | Yes |
| Weight | 0.1 kg / 0.3 lbs |
| Ear Cushion | fabric |
| Headband | fabric |
Audio
| Driver Type | Dynamic |
| Driver Size | 32 |
| Drivers | 1 |
| Freq Min | 20 |
| Freq Max | 20000 |
| Impedance | 32 |
| Sensitivity | 90 |
| Max SPL | 80 |
Noise Control
| ANC | No |
| Transparency | No |
Connectivity
| Wireless | Yes |
| Bluetooth | 5 |
| Profiles | A2DP 1.3, AVRCP 1.5, HFP 1.6, HSP 1.2 |
| Multipoint | No |
| Detachable Cable | No |
| Range | 15 |
Battery
| Battery Life | 30 |
| Charge Time | 2 |
| Fast Charging | 5 Minutes for 2 Hours |
| Charging | USB-C |
| Capacity | 400 |
Microphone
| Microphone | Yes |
| Mic Count | 1 |
| NC Mic | No |
| Boom Mic | No |
| Detachable Mic | No |
Features
| Touch Controls | No |
| Volume Limiting | No |
vs Competition
| Spec | JBL JR JR 310BT | Sony WH-1000XM6 WH-1000XM6 | Bowers & Wilkins Px8 S2 Px8 S2 | Sennheiser Momentum MOMENTUM 4 | TOZO HT3 HT3 | Bose QuietComfort Ultra QuietComfort Ultra |
|---|---|---|---|---|---|---|
| Form Factor | on-ear | over-ear | over-ear | over-ear | over-ear | over-ear |
| Driver Type | Dynamic | dynamic | dynamic | dynamic | dynamic | Dynamic |
| Driver Size (mm) | 32 | 30 | 40 | 42 | 40 | - |
| Impedance Ohms | 32 | 48 | - | 470 | 16 | 32 |
| Wireless | true | true | true | true | true | true |
| Active Noise Cancellation | false | true | true | true | true | true |
| Open Closed Back | closed | closed | closed | closed | closed | closed |
| Bluetooth Version | 5.0 | 5.3 | 5.3 | 5.2 | 6.0 | 5.3 |
| Battery Life Hours | 30 | 30 | 30 | 60 | 90 | 24 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|
| JBL JR JR 310BT | 30.3 | 43.4 | 34.2 | 50.1 | 71.7 | 86.6 | 51.7 | 37 |
| Sony WH-1000XM6 WH-1000XM6 Compare | 97.5 | 91 | 92.2 | 90 | 71.7 | 79.2 | 99.7 | 83.2 |
| Bowers & Wilkins Px8 S2 Px8 S2 Compare | 97.5 | 99.3 | 95.8 | 99.4 | 71.7 | 50.3 | 97.4 | 97.5 |
| Sennheiser Momentum MOMENTUM 4 Compare | 97.5 | 84.8 | 76.7 | 94.9 | 88.9 | 79.2 | 99.2 | 55.6 |
| TOZO HT3 HT3 Compare | 87.2 | 84.8 | 95.8 | 98.9 | 97 | 50.3 | 96.5 | 91.5 |
| Bose QuietComfort Ultra QuietComfort Ultra Compare | 87.2 | 78.1 | 95.8 | 47 | 68 | 79.2 | 99.2 | 66.2 |
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.