Side by side comparison and review of Poly EncorePro 320, USB-C and Poly Blackwire 3220. 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 EncorePro 320, USB-C | Poly Blackwire 3220 |
|---|
| Product Type | Headset - wired - USB-C | Headset - wired - USB-A | |
|---|---|---|---|
| Series | 300 Series | 3200 Series | |
| Height | - | 17.8 cm | |
| Width | - | 15.5 cm | |
| Depth | - | 3.2 cm | |
| Weight | - | 64 g | |
| Colour | - | Black | |
| Earpad Material | - | Artificial leather | |
| Recommended Use | Computer | Portable electronics, computer |
| SOUND QUALITY | Poly EncorePro 320, USB-C | Poly Blackwire 3220 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | - | Yes | Poly Blackwire 3220 are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 50 - 8000 Hz | - | |
| Sensitivity | - | 90 dB | |
| Impedance | 32 Ohm | 32 Ohm | |
| Max Sound Pressure | 118 dB | - | |
| Diaphragm | 28 mm | 28 mm | Both headphones are designed with same thick diaphragm. |
| Features | - | Echo cancelation, Dynamic EQ optimised | |
| In-Cord Volume Control | Yes | Yes |
| MICROPHONE | Poly EncorePro 320, USB-C | Poly Blackwire 3220 |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Uni-directional | Omni-directional | |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dBV/Pascal |
| REMOTE CONTROL | Poly EncorePro 320, USB-C | Poly Blackwire 3220 |
|---|
| Controls | Mute, volume | Mute, volume, answer/end, hold, redial |
|---|
| CABLE | Poly EncorePro 320, USB-C | Poly Blackwire 3220 |
|---|
| Cable Type | Headset cable | USB-A cable |
|---|
| CONNECTIONS | Poly EncorePro 320, USB-C | Poly Blackwire 3220 |
|---|
| Connector Type | Headset (24 pin USB-C) | USB (4 PIN USB Type A) |
|---|
| OTHERS | Poly EncorePro 320, USB-C | Poly Blackwire 3220 |
|---|
| Compatibility | - | Mac, Windows | |
|---|---|---|---|
| Software Certification | - | Skype Certified, Avaya Certified, Cisco Jabber Certified | |
| Supported Host Device OS | - | Windows 10, macOS, Windows 11 |
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