In depth comparison and review of Poly Blackwire 3320-M and Poly EncorePro 725. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
| DESIGN AND DIMENSIONS | Poly Blackwire 3320-M | Poly EncorePro 725 |
|---|
| Product Type | Headset - wired - USB-C | Headset - wired - USB-A | |
|---|---|---|---|
| Series | Blackwire 3300 series | EncorePro 700 Series | |
| Height | 17.8 cm | - | |
| Width | 15.5 cm | - | |
| Depth | 3.2 cm | - | |
| Weight | 130 g | 78 g | Poly EncorePro 725 are lighter than Poly Blackwire 3320-M headphones. |
| Colour | Black | Black | |
| Earpad Material | Foam | Artificial leather | |
| Recommended Use | Portable electronics, computer | - |
| SOUND QUALITY | Poly Blackwire 3320-M | Poly EncorePro 725 |
|---|
| 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 | 28 mm | Poly Blackwire 3320-M have a thicker diaphragm than Poly EncorePro 725. |
| Features | Dynamic EQ optimised | SoundGuard Technology | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire 3320-M | Poly EncorePro 725 |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Omni-directional | |
| Noise Cancelling | - | Yes | Poly EncorePro 725 microphone can cancel out ambient noise. |
| Noise Cancelling Technology | - | Passive noise cancellation (PNC) | |
| Frequency Response | 100 - 10000 Hz | 100 - 6800 Hz | Poly Blackwire 3320-M offer a larger microphone frequency range than Poly EncorePro 725. |
| Sensitivity | -38 dB | - |
| REMOTE CONTROL | Poly Blackwire 3320-M | Poly EncorePro 725 |
|---|
| Controls | Mute, volume, answer/end | - |
|---|
| CABLE | Poly Blackwire 3320-M | Poly EncorePro 725 |
|---|
| Cable Length | - | 89 cm |
|---|
| FEATURES | Poly Blackwire 3320-M | Poly EncorePro 725 |
|---|
| Features | - | 290° rotatable microphone |
|---|
| CONNECTIONS | Poly Blackwire 3320-M | Poly EncorePro 725 |
|---|
| Connector Type | USB (24 pin USB-C) | USB (USB Type-A) |
|---|
| OTHERS | Poly Blackwire 3320-M | Poly EncorePro 725 |
|---|
| Compatibility | Mac, Windows | - | |
|---|---|---|---|
| Software Certification | Certified for Microsoft Teams | - | |
| Supported Host Device OS | Windows 10, macOS | - |
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