YINYOO YIN9051
The 10mm dual-magnet dynamic driver delivers a bright, full tone with solid bass and clear mids for detailed audio. The patented ear fins and lightweight, over-ear cable design provide a stable, comfortable fit that effectively blocks external noise without falling out. This wired IEM is best for students and casual gamers who want an affordable, plug-and-play headset with a mic for online calls and immersive FPS gameplay.
Snapshot
Pros & Cons
Pros
- Strong social proof (80th percentile) 80th
Cons
- Below average comfort (28th percentile)
- Below average sound (30th percentile)
- Below average connectivity (30th percentile)
- Below average anc (32nd 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.
- Q1 2026100/100
Buyers praised the headphones for excellent sound quality, comfort, and durability, with one noting they revealed new audio details in games.
- Excellent sound quality and volume, especially for users with hearing issues.
- Comfortable fit; earpiece can be adjusted to stay secure.
- Durable and still working well after extended use.
- Affordable and convenient for PS5 without Bluetooth setup.
- Q4 202530/100
Buyers praised sound quality and comfort with an over-ear attachment, but one reported terrible positional audio and a staticky, low-response mic.
- Sound quality and comfort praised, especially with over-ear attachment.
- Terrible positional audio in games, making competitive play difficult.
- Mic picks up background noise and has static, even when muted.
- Good sound quality overall, but mic performance is poor for gaming.
Based on 12 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
Specifications
Full Specifications
Design
| Form Factor | in-ear |
| Wearing Style | over-ear |
| Ear Tips | S, M, L |
Audio
| Driver Type | dynamic |
| Driver Size | 10 |
| Drivers | 1 |
| Impedance | 16 |
| Codecs | HiFi IEM for Gaming, CCZ MC02 in Ear Monitors, Clear Crystal Sound Gaming Earbuds, 10mm 1DD Wired Headphones with Patented IEMS Ear Tips for Computer Laptop School Students (Dark Black, With Mic) |
Connectivity
| Wireless | No |
Microphone
| Microphone | Yes |
Features
| Gaming Mode | Yes |
vs Competition
| Spec | YINYOO YIN9051 | Technics EAH-AZ100 EAH-AZ100-K | Bose QuietComfort Ultra 896637-0010 | Sony WF-1000XM6 | Google Pixel Buds Pro | EarFun Air Pro 4+ |
|---|---|---|---|---|---|---|
| Form Factor | in-ear | in-ear | in-ear | in-ear | in-ear | in-ear |
| Driver Type | dynamic | dynamic | dynamic | dynamic | dynamic | hybrid |
| Wireless | false | true | true | true | true | true |
| Active Noise Cancellation | - | true | true | true | true | true |
| Bluetooth Version | - | 5.3 | 5.3 | 5.3 | 5.0 | 6.0 |
| Battery Life Hours | - | 8 | 6 | 8 | 11 | 12 |
| Case Battery Hours | - | 28 | 18 | 24 | 31 | 54 |
| Water Resistance | - | IPX4 | IPX4 | IPX4 | IPX4 | IP55 |
| Multipoint | - | true | true | true | true | true |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | User Sentiment | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|---|
| YINYOO YIN9051 | 31.6 | 43 | 34.6 | 30 | 47.1 | 28.2 | 49.9 | 30.4 | 80.3 |
| Technics EAH-AZ100 EAH-AZ100-K Compare | 97.3 | 97.2 | 80.7 | 99 | 81.6 | 71.6 | 92.1 | 99.1 | 80.3 |
| Bose QuietComfort Ultra 896637-0010 Compare | 97.3 | 91.2 | 80.7 | 96.7 | 47.1 | 94.2 | 92.1 | 97.9 | 89.6 |
| Sony WF-1000XM6 Compare | 97.3 | 99.8 | 80.7 | 88.6 | 78.4 | 71.6 | 49.9 | 97.9 | 80.3 |
| Google Pixel Buds Pro Compare | 97.3 | 82.6 | 80.7 | 93.3 | 84.7 | 71.6 | 97.1 | 95.3 | 89.6 |
| EarFun Air Pro 4+ Compare | 97.3 | 97.2 | 91.8 | 99.7 | 96.1 | 71.6 | 97.1 | 99.3 | 89.6 |
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
