Side by side comparison and review of Poly SupraPlus H261N-CD and Poly Blackwire C725-UC. 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 SupraPlus H261N-CD | Poly Blackwire C725-UC |
|---|
| Product Type | Headset - wired - Quick Disconnect | Headset - wired - USB | |
|---|---|---|---|
| Series | Controller and Dispatch | 700 Series | |
| Recommended Use | - | Computer |
| SOUND QUALITY | Poly SupraPlus H261N-CD | Poly Blackwire C725-UC |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | - | Yes | Poly Blackwire C725-UC are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 20 - 20000 Hz | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Poly SupraPlus H261N-CD | Poly Blackwire C725-UC |
|---|
| Form Factor | - | Headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Mono | - | |
| Frequency Response | - | 100 - 8000 Hz |
| REMOTE CONTROL | Poly SupraPlus H261N-CD | Poly Blackwire C725-UC |
|---|
| Controls | - | Mute, volume, answer/end |
|---|
| CABLE | Poly SupraPlus H261N-CD | Poly Blackwire C725-UC |
|---|
| Cable Type | Headset cable | USB cable - 2.04 m | |
|---|---|---|---|
| Cable Length | - | 2.04 m |
| CONNECTIONS | Poly SupraPlus H261N-CD | Poly Blackwire C725-UC |
|---|
| Connector Type | Headset (Quick Disconnect) | USB (4 PIN USB Type A) |
|---|
| OTHERS | Poly SupraPlus H261N-CD | Poly Blackwire C725-UC |
|---|
| Included Accessories | - | Carrying case | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 2 years |
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