HamiltonBuhl KIDS-HA2
Built with a chew and kink-resistant Dura-Cord cable and a 120° thin barrel jack, these 77g on-ear headphones are designed to survive daily classroom abuse. The replaceable foam cushions and included anti-lice storage bag add practical, hygienic value for shared environments. This is best for schools and parents needing a durable, comfortable wired headset for children's educational apps and testing.
form factor on-ear
driver type Cobalt magnet type
driver size mm 30
impedance ohms 32
29 Overall Score
Price £20
Snapshot
Pros & Cons
Pros
- Strong comfort (65th percentile) 65th
Cons
- Below average connectivity (13th percentile)
- Below average mic (15th percentile)
- Below average social proof (23rd percentile)
- Below average anc (30th percentile)
The proof
Performance
Specifications
Full Specifications
Design
| Form Factor | on-ear |
| Weight | 0.1 kg / 0.2 lbs |
| Ear Cushion | foam |
Audio
| Driver Type | Cobalt magnet type |
| Driver Size | 30 |
| Freq Min | 20 |
| Freq Max | 20000 |
| Impedance | 32 |
| Sensitivity | 90 |
Connectivity
| Wireless | No |
| Wired Connector | 3.5mm |
| Cable Length | 1.52 |
vs Competition
| Spec | HamiltonBuhl KIDS-HA2 | TOZO HT3 | Soundcore Life Q20 A3025 | QCY H3 | JBL Tune 780NC | Sony WH-CH720N |
|---|---|---|---|---|---|---|
| Form Factor | on-ear | over-ear | over-ear | over-ear | on-ear | over-ear |
| Driver Type | Cobalt magnet type | dynamic | dynamic | dynamic | dynamic | dynamic |
| Driver Size (mm) | 30 | 40 | 40 | 40 | 40 | 30 |
| Impedance Ohms | 32 | 16 | 16 | 32 | 32 | 325 |
| Wireless | false | true | true | true | true | true |
| Active Noise Cancellation | - | true | true | true | true | true |
| Open Closed Back | - | closed | closed | closed | closed | closed |
| Bluetooth Version | - | 6.0 | 5.0 | 5.4 | 5.3 | 5.2 |
| Battery Life Hours | - | 90 | 60 | 60 | 50 | 35 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|
| HamiltonBuhl KIDS-HA2 | 30.1 | 14.9 | 33.7 | 47.4 | 42.7 | 65.1 | 13 | 22.8 |
| TOZO HT3 Compare | 87 | 84.2 | 95.7 | 98.9 | 96.9 | 50.1 | 96.3 | 91.4 |
| Soundcore Life Q20 A3025 Compare | 91.9 | 84.2 | 92 | 88.4 | 88.7 | 86.4 | 90.7 | 83.2 |
| QCY H3 Compare | 91.9 | 81.8 | 75.9 | 85.2 | 84.1 | 86.4 | 96.3 | 83.2 |
| JBL Tune 780NC Compare | 97.3 | 77.5 | 75.9 | 78.7 | 82.7 | 50.1 | 98.5 | 97.5 |
| Sony WH-CH720N Compare | 97.3 | 77.5 | 97.1 | 70.4 | 74.2 | 2.4 | 97 | 74.6 |
Price
Value & Pricing
From £20
Amazon.co.uk 1 offer From £20
We started tracking prices for this product on May 30, 2026. The chart appears once we have more data.
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
