Side by side comparison and review of Poly Blackwire 3220 and Poly EncorePro 720D. 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 3220 | Poly EncorePro 720D |
|---|
| Product Type | Headset - wired - USB-A | Headset - wired - USB-A | |
|---|---|---|---|
| Series | 3200 Series | EncorePro 700 Series | |
| Height | 17.8 cm | - | |
| Width | 15.5 cm | - | |
| Depth | 3.2 cm | - | |
| Weight | 64 g | 78 g | Poly Blackwire 3220 are lighter than Poly Blackwire 3220 headphones. |
| Colour | Black | Black | |
| Earpad Material | Artificial leather | Artificial leather | |
| Recommended Use | Portable electronics, computer | - |
| SOUND QUALITY | Poly Blackwire 3220 | Poly EncorePro 720D |
|---|
| Headphones Form Factor | On-ear | On-ear binaural | |
|---|---|---|---|
| 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 | - | |
| Sensitivity | 90 dB | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 28 mm | 28 mm | Both headphones are designed with same thick diaphragm. |
| Features | Echo cancelation, Dynamic EQ optimised | SoundGuard Technology | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire 3220 | Poly EncorePro 720D |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | Omni-directional | |
| Noise Cancelling | - | Yes | Poly EncorePro 720D microphone can cancel out ambient noise. |
| Noise Cancelling Technology | - | Passive noise cancellation (PNC) | |
| Frequency Response | 100 - 10000 Hz | 100 - 6800 Hz | Poly Blackwire 3220 offer a larger microphone frequency range than Poly EncorePro 720D. |
| Sensitivity | -38 dBV/Pascal | - |
| REMOTE CONTROL | Poly Blackwire 3220 | Poly EncorePro 720D |
|---|
| Controls | Mute, volume, answer/end, hold, redial | - |
|---|
| CABLE | Poly Blackwire 3220 | Poly EncorePro 720D |
|---|
| Cable Type | USB-A cable | - | |
|---|---|---|---|
| Cable Length | - | 89 cm |
| FEATURES | Poly Blackwire 3220 | Poly EncorePro 720D |
|---|
| Features | - | Quick Disconnect, 290° rotatable microphone, boom mic length 120-145 mm |
|---|
| CONNECTIONS | Poly Blackwire 3220 | Poly EncorePro 720D |
|---|
| Connector Type | USB (4 PIN USB Type A) | USB (USB Type-A) |
|---|
| OTHERS | Poly Blackwire 3220 | Poly EncorePro 720D |
|---|
| Compatibility | Mac, Windows | - | |
|---|---|---|---|
| Software Certification | Skype Certified, Avaya Certified, Cisco Jabber Certified | - | |
| Supported Host Device OS | Windows 10, macOS, Windows 11 | - | |
| TAA Compliant | - | Yes |
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