Poly Blackwire 3210
The single-ear, on-ear design with a noise-canceling boom mic and dual USB-C/3.5mm connectivity makes this a practical wired headset for clear communication. Its foldable, monaural build keeps you aware of your surroundings while the included USB-C/A adapter ensures broad device compatibility. This headset is best for call center agents or office workers who need all-day comfort and reliable voice clarity without isolating from their environment.
form factor on-ear
driver type dynamic
driver size mm 28
impedance ohms 32
open closed back closed
53 Overall Score
Price €36
Snapshot
Pros & Cons
Pros
- Strong comfort (98th percentile) 98th
- Strong mic (90th percentile) 90th
- Strong build (86th percentile) 86th
Cons
- Below average social proof (26th percentile)
- Below average anc (32nd percentile)
The proof
Performance
Specifications
Full Specifications
Design
| Form Factor | on-ear |
| Open/Closed | closed |
| Foldable | Yes |
| Weight | 0.1 kg / 0.2 lbs |
| Ear Cushion | Leatherette |
| Headband | metal |
Audio
| Driver Type | dynamic |
| Driver Size | 28 |
| Freq Min | 20 |
| Freq Max | 20000 |
| Impedance | 32 |
| Sensitivity | 90 |
| Codecs | Poly Blackwire 3210 Monaural USB-C Black Headset + USB-C/A Adapter (Bulk) - Mono - USB Type C, Mini-phone (3.5mm) - Wired - 32 Ohm - On-ear - Monaural - Ear-cup - 5.20 ft Cable - Omni-directional Micr |
Noise Control
| ANC | No |
| ANC Type | noise cancelling |
Connectivity
| Wireless | No |
| Wired Connector | USB-C |
| Detachable Cable | No |
| Cable Length | 1.58 |
Microphone
| Microphone | Yes |
| Mic Count | 1 |
| NC Mic | Yes |
| Boom Mic | Yes |
| Detachable Mic | No |
| Mic Pattern | Omnidirectional |
Features
| Touch Controls | No |
| App | Poly Lens |
vs Competition
| Spec | Poly Blackwire 3210 | Sony ULT WEAR WHULT900N/B | JBL Tune 670NC | TOZO HT3 | Truefree HF-10 | Sennheiser ACCENTUM |
|---|---|---|---|---|---|---|
| Form Factor | on-ear | over-ear | on-ear | over-ear | over-ear | over-ear |
| Driver Type | dynamic | dynamic | dynamic | dynamic | dynamic | dynamic |
| Driver Size (mm) | 28 | 40 | 32 | 40 | 40 | 37 |
| Impedance Ohms | 32 | 314 | 32 | 16 | 20 | - |
| Wireless | false | 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 | - | 5.2 | 5.3 | 6.0 | 6.0 | 5.2 |
| Battery Life Hours | - | 30 | 70 | 90 | 125 | 50 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|
| Poly Blackwire 3210 | 32 | 89.8 | 86.3 | 53 | 45.8 | 97.6 | 48.4 | 26.4 |
| Sony ULT WEAR WHULT900N/B Compare | 98.1 | 83.3 | 76.1 | 95.8 | 76.5 | 52.3 | 99 | 89.3 |
| JBL Tune 670NC Compare | 98.1 | 64.6 | 76.1 | 85.1 | 94.2 | 87.3 | 99.3 | 98.6 |
| TOZO HT3 Compare | 89.6 | 83.3 | 94.4 | 98.7 | 97.8 | 52.3 | 97 | 94.8 |
| Truefree HF-10 Compare | 93.9 | 83.3 | 94.4 | 83 | 99.8 | 80.3 | 95.3 | 94.8 |
| Sennheiser ACCENTUM Compare | 93.9 | 76.2 | 34.1 | 96 | 86.5 | 52.3 | 86.2 | 76.5 |
Price
Value & Pricing
From €36
Amazon 1 offer From €36
Price History
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
