Side by side comparison and review of Poly Blackwire 325 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 325 | EPOS I SENNHEISER EDU 12 USB |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headset - wired - USB | |
|---|---|---|---|
| Series | 300 Series | - | |
| Headband Material | Metal | - |
| SOUND QUALITY | Poly Blackwire 325 | EPOS I SENNHEISER EDU 12 USB |
|---|
| Headphones Form Factor | On-ear | - | |
|---|---|---|---|
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | - | |
| Features | SoundGuard Technology | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire 325 | EPOS I SENNHEISER EDU 12 USB |
|---|
| Type | Boom | - | |
|---|---|---|---|
| Noise Cancelling | - | Yes | EPOS I SENNHEISER EDU 12 USB microphone can cancel out ambient noise. |
| Frequency Response | 100 - 10000 Hz | - |
| REMOTE CONTROL | Poly Blackwire 325 | EPOS I SENNHEISER EDU 12 USB |
|---|
| Controls | Mute, volume, answer/end | - |
|---|
| CABLE | Poly Blackwire 325 | EPOS I SENNHEISER EDU 12 USB |
|---|
| Cable Type | Headset cable - 2.13 m | - | |
|---|---|---|---|
| Cable Length | 2.13 m | - |
| FEATURES | Poly Blackwire 325 | EPOS I SENNHEISER EDU 12 USB |
|---|
| Additional Functions | DSP | - |
|---|
| CONNECTIONS | Poly Blackwire 325 | EPOS I SENNHEISER EDU 12 USB |
|---|
| Connector Type | USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
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|---|
| OTHERS | Poly Blackwire 325 | EPOS I SENNHEISER EDU 12 USB |
|---|
| Compatibility | - | Chrome OS, Mac, Windows | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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