Detailed comparison and review of Poly Blackwire 3225 (3300 Series) and Poly EncorePro 520V. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Poly Blackwire 3225 (3300 Series) | Poly EncorePro 520V |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Series | 3300 Series | EncorePro 500 series | |
| Height | 17.8 cm | 6.7 cm | |
| Width | 15.5 cm | 11.1 cm | |
| Depth | 3.2 cm | 14.9 cm | |
| Weight | 64 g | 74 g | Poly Blackwire 3225 (3300 Series) are lighter than Poly Blackwire 3225 (3300 Series) headphones. |
| Colour | Black | Black | |
| Earpad Material | Artificial leather | Artificial leather | |
| Recommended Use | Computer | - |
| SOUND QUALITY | Poly Blackwire 3225 (3300 Series) | Poly EncorePro 520V |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | SoundGuard | SoundGuard DIGITAL | |
| Sound Output Mode | Stereo | - | |
| Sensitivity | 90 dB | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 28 mm | 5.6 mm | Poly Blackwire 3225 (3300 Series) have a thicker diaphragm than Poly EncorePro 520V. |
| Signal-To-Noise Ratio | - | 50 dB | |
| Features | Digital signal processing, Dynamic EQ optimised | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire 3225 (3300 Series) | Poly EncorePro 520V |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | Omni-directional | |
| Noise Cancelling | - | Yes | Poly EncorePro 520V microphone can cancel out ambient noise. |
| Frequency Response | 100 - 10000 Hz | 20 - 16000 Hz | Poly EncorePro 520V offer a larger microphone frequency range than Poly Blackwire 3225 (3300 Series). |
| Sensitivity | -38 dBV/Pascal | 40 dB | |
| Sensitivity Margin | - | +/- 3dB |
| REMOTE CONTROL | Poly Blackwire 3225 (3300 Series) | Poly EncorePro 520V |
|---|
| Controls | Mute, volume, answer/end, hold, redial | - |
|---|
| CABLE | Poly Blackwire 3225 (3300 Series) | Poly EncorePro 520V |
|---|
| Cable Type | USB-A cable | - | |
|---|---|---|---|
| Cable Length | - | 78.5 cm |
| FEATURES | Poly Blackwire 3225 (3300 Series) | Poly EncorePro 520V |
|---|
| Features | - | Boom mic length 135mm, 290° rotatable microphone |
|---|
| CONNECTIONS | Poly Blackwire 3225 (3300 Series) | Poly EncorePro 520V |
|---|
| Connector Type | USB (4 PIN USB Type A) Headset (mini-phone stereo 3.5 mm) |
Headset (mini-phone 3.5mm) |
|---|
| OTHERS | Poly Blackwire 3225 (3300 Series) | Poly EncorePro 520V |
|---|
| Compatibility | Mac, Windows | - | |
|---|---|---|---|
| Software Certification | Skype Certified, Avaya Certified, Cisco Jabber Certified | Certified for Skype for Business, UC certified | |
| Supported Host Device OS | Windows 10, macOS, Windows 11 | macOS, Windows | |
| Service & Support | - | Limited warranty - 2 years |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
