New
COOSII AC01
form factor over-ear
driver type dynamic
driver size mm 40
impedance ohms 32
open closed back closed
47 Overall Score
Price €0
Snapshot
Pros & Cons
Pros
- Strong comfort (81st percentile) 81st
- Strong social proof (80th percentile) 80th
- Strong mic (68th percentile) 68th
- Strong anc (66th percentile) 66th
Cons
- Below average connectivity (22nd 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.
Owner sentiment has held steady over time
Based on 12 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
Specifications
Full Specifications
Design
| Form Factor | over-ear |
| Open/Closed | closed |
| Foldable | Yes |
| Ear Cushion | protein leather |
| Headband | TPU |
Audio
| Driver Type | dynamic |
| Driver Size | 40 |
| Impedance | 32 |
| Codecs | AC01 Headphones Wired Over Ear, Corded Stereo Headsets with Microphone Volume Control for Adults Teens Kids 3.5mm for Cellphones, Tablets, Laptop, Chromebook (Black Grey) |
| Surround | AC01 Headphones Wired Over Ear, Corded Stereo Headsets with Microphone Volume Control for Adults Teens Kids 3.5mm for Cellphones, Tablets, Laptop, Chromebook (Black Grey) | AC01 Headphones Wired Over |
Noise Control
| Transparency | Yes |
Connectivity
| Wireless | No |
| Wired Connector | 3.5mm |
Microphone
| Microphone | Yes |
| NC Mic | Yes |
vs Competition
| Spec | COOSII AC01 | Bowers & Wilkins Px8 S2 | Sennheiser HDB 630 | Sony ULT WEAR WHULT900N/B | Apple AirPods Max Midnight | Technics EAH-A800 |
|---|---|---|---|---|---|---|
| Form Factor | over-ear | over-ear | over-ear | over-ear | over-ear | over-ear |
| Driver Type | dynamic | dynamic | dynamic | dynamic | dynamic | dynamic |
| Driver Size (mm) | 40 | 40 | 42 | 40 | 40 | 40 |
| Impedance Ohms | 32 | - | 480 | 314 | 16 | 34 |
| 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 | - | 5.3 | 5.2 | 5.2 | 5.0 | 5.2 |
| Battery Life Hours | - | 30 | 60 | 30 | 20 | 50 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|
| COOSII AC01 | 66.3 | 68.1 | 35 | 65.6 | 44.7 | 81 | 22.3 | 80.3 |
| Bowers & Wilkins Px8 S2 Compare | 98 | 99.3 | 95.7 | 99.4 | 76.1 | 53.6 | 97.7 | 98.4 |
| Sennheiser HDB 630 Compare | 98 | 85.3 | 77.7 | 98.2 | 90.7 | 46.5 | 93.8 | 87.5 |
| Sony ULT WEAR WHULT900N/B Compare | 98 | 85.3 | 77.7 | 95.6 | 76.1 | 53.6 | 98.9 | 87.5 |
| Apple AirPods Max Midnight Compare | 98 | 83.2 | 92.4 | 93.2 | 69.8 | 32.3 | 94.4 | 98.4 |
| Technics EAH-A800 Compare | 93.4 | 98.3 | 77.7 | 97.2 | 85.9 | 53.6 | 97.4 | 60 |
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
