Side by side comparison and review of Poly Blackwire 3325 and EPOS I SENNHEISER EDU 12 USB. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Poly Blackwire 3325 | EPOS I SENNHEISER EDU 12 USB |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headset - wired - USB | |
|---|---|---|---|
| Series | 3300 Series | - | |
| Height | 18.6 cm | - | |
| Width | 21.6 cm | - | |
| Depth | 5.6 cm | - | |
| Weight | 130 g | - | |
| Earpad Material | Leatherette | - | |
| Protection | Hearing protection | - |
| SOUND QUALITY | Poly Blackwire 3325 | EPOS I SENNHEISER EDU 12 USB |
|---|
| Headphones Form Factor | On-ear | - | |
|---|---|---|---|
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | - | |
| Sensitivity | 94 dB | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 32 mm | - | |
| Features | SoundGuard Technology | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire 3325 | EPOS I SENNHEISER EDU 12 USB |
|---|
| Type | Boom | - | |
|---|---|---|---|
| Noise Cancelling | Yes | Yes | The microphones on both headphones can cancel out ambient noise. |
| Frequency Response | 100 - 10000 Hz | - | |
| Sensitivity | -38 dB | - |
| REMOTE CONTROL | Poly Blackwire 3325 | EPOS I SENNHEISER EDU 12 USB |
|---|
| Controls | Mute, volume, answer/end | - |
|---|
| CABLE | Poly Blackwire 3325 | EPOS I SENNHEISER EDU 12 USB |
|---|
| Cable Type | Headset cable | - |
|---|
| CONNECTIONS | Poly Blackwire 3325 | EPOS I SENNHEISER EDU 12 USB |
|---|
| Connector Type | USB (4 PIN USB Type A) Headset (mini-phone 3.5mm) |
- |
|---|
| OTHERS | Poly Blackwire 3325 | EPOS I SENNHEISER EDU 12 USB |
|---|
| Included Accessories | Carrying pouch | - | |
|---|---|---|---|
| Compatibility | - | Chrome OS, Mac, Windows | |
| Software Certification | Certified for Microsoft Teams | - | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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