Side by side comparison and review of Poly SupraPlus H261N-CD and Poly Blackwire 3320-M. 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 3320-M |
|---|
| Product Type | Headset - wired - Quick Disconnect | Headset - wired - USB-C | |
|---|---|---|---|
| Series | Controller and Dispatch | Blackwire 3300 series | |
| Height | - | 17.8 cm | |
| Width | - | 15.5 cm | |
| Depth | - | 3.2 cm | |
| Weight | - | 130 g | |
| Colour | - | Black | |
| Earpad Material | - | Foam | |
| Recommended Use | - | Portable electronics, computer |
| SOUND QUALITY | Poly SupraPlus H261N-CD | Poly Blackwire 3320-M |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | - | Yes | Poly Blackwire 3320-M are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 20 - 20000 Hz | |
| Sensitivity | - | 116 dB | |
| Impedance | - | 32 Ohm | |
| Max Sound Pressure | - | 118 dB | |
| Diaphragm | - | 32 mm | |
| Features | - | Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Poly SupraPlus H261N-CD | Poly Blackwire 3320-M |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Mono | - | |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dB |
| REMOTE CONTROL | Poly SupraPlus H261N-CD | Poly Blackwire 3320-M |
|---|
| Controls | - | Mute, volume, answer/end |
|---|
| CABLE | Poly SupraPlus H261N-CD | Poly Blackwire 3320-M |
|---|
| Cable Type | Headset cable | - |
|---|
| CONNECTIONS | Poly SupraPlus H261N-CD | Poly Blackwire 3320-M |
|---|
| Connector Type | Headset (Quick Disconnect) | USB (24 pin USB-C) |
|---|
| OTHERS | Poly SupraPlus H261N-CD | Poly Blackwire 3320-M |
|---|
| Compatibility | - | Mac, Windows | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams | |
| Supported Host Device OS | - | Windows 10, macOS |
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