HamiltonBuhl Flex-Phones KIDS-RED
The flexible foam build and wired connectivity prioritize durability and simplicity for shared environments. Its open-box availability and 4.5/5 customer rating suggest reliable, cost-effective bulk deployment. These headphones are best for schools or libraries needing virtually indestructible, easy-to-sanitize audio tools for young students.
form factor on-ear
driver size mm 30
impedance ohms 32
open closed back closed
31 Overall Score
Price €0
No listings available
Snapshot
Pros & Cons
Pros
- Strong comfort (74th percentile) 74th
Cons
- Below average connectivity (27th percentile)
- Below average anc (33rd percentile)
The proof
Performance
Specifications
Full Specifications
Design
| Form Factor | on-ear |
| Open/Closed | closed |
| Weight | 0.2 kg / 0.4 lbs |
| Ear Cushion | Foam |
| Headband | EVA foam |
Audio
| Driver Size | 30 |
| Freq Min | 20 |
| Freq Max | 20000 |
| Impedance | 32 |
| Sensitivity | 85 |
Connectivity
| Wireless | No |
| Wired Connector | 3.5mm |
| Cable Length | 1.22 |
Microphone
| Microphone | Yes |
vs Competition
| Spec | HamiltonBuhl Flex-Phones KIDS-RED | Sony ULT WEAR WHULT900N/B | Bowers & Wilkins Px8 S2 | Sennheiser MOMENTUM 4 | Technics EAH-A800 | Apple AirPods Max Midnight |
|---|---|---|---|---|---|---|
| Form Factor | on-ear | over-ear | over-ear | over-ear | over-ear | over-ear |
| Driver Type | - | dynamic | dynamic | dynamic | dynamic | dynamic |
| Driver Size (mm) | 30 | 40 | 40 | 42 | 40 | 40 |
| Impedance Ohms | 32 | 314 | - | 470 | 34 | 16 |
| Wireless | false | true | true | true | true | true |
| Active Noise Cancellation | - | true | true | true | true | true |
| Open Closed Back | closed | closed | closed | closed | closed | closed |
| Bluetooth Version | - | 5.2 | 5.3 | 5.2 | 5.2 | 5.0 |
| Battery Life Hours | - | 30 | 30 | 60 | 50 | 20 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|
| HamiltonBuhl Flex-Phones KIDS-RED | 33.3 | 53.5 | 37.4 | 63.7 | 51.4 | 74.2 | 26.6 | 41.4 |
| Sony ULT WEAR WHULT900N/B Compare | 98.5 | 88.8 | 80.7 | 96.8 | 81.1 | 61.2 | 99.2 | 89.2 |
| Bowers & Wilkins Px8 S2 Compare | 98.5 | 99.5 | 96 | 99.4 | 81.1 | 61.2 | 98.2 | 98.6 |
| Sennheiser MOMENTUM 4 Compare | 98.5 | 88.8 | 93.3 | 98.3 | 92.9 | 90.8 | 98.5 | 71.5 |
| Technics EAH-A800 Compare | 95 | 98.8 | 80.7 | 97.9 | 88.9 | 61.2 | 98 | 65.3 |
| Apple AirPods Max Midnight Compare | 98.5 | 87 | 93.3 | 94.8 | 76.3 | 34.5 | 88.5 | 98.6 |
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
