Side by side comparison and review of Poly Blackwire 3320-M and Poly SupraPlus NC. 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 3320-M | Poly SupraPlus NC |
|---|
| Product Type | Headset - wired - USB-C | Headset | |
|---|---|---|---|
| Series | 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 Blackwire 3320-M | Poly SupraPlus NC |
|---|
| Headphones Form Factor | On-ear | - | |
|---|---|---|---|
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wired | - | |
| Active Noise Cancelling | Yes | - | Poly Blackwire 3320-M are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | SoundGuard | - | |
| Sound Output Mode | 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 Blackwire 3320-M | Poly SupraPlus NC |
|---|
| Type | Boom | - | |
|---|---|---|---|
| Frequency Response | 100 - 10000 Hz | - | |
| Sensitivity | -38 dB | - |
| REMOTE CONTROL | Poly Blackwire 3320-M | Poly SupraPlus NC |
|---|
| Controls | Mute, volume, answer/end | - |
|---|
| CONNECTIONS | Poly Blackwire 3320-M | Poly SupraPlus NC |
|---|
| Connector Type | USB (24 pin USB-C) | - |
|---|
| OTHERS | Poly Blackwire 3320-M | Poly SupraPlus NC |
|---|
| Included Accessories | - | Monitor receiver | |
|---|---|---|---|
| Compatibility | Mac, Windows | - | |
| Software Certification | Certified for Microsoft Teams | - | |
| Supported Host Device OS | Windows 10, macOS | - | |
| TAA Compliant | - | Yes |
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