In depth comparison and review of Poly EncorePro 320, USB-A and Poly Blackwire 3320-M. 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 EncorePro 320, USB-A | Poly Blackwire 3320-M |
|---|
| Product Type | Headset - wired - USB | Headset - wired - USB-C | |
|---|---|---|---|
| Series | 300 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 | Computer | Portable electronics, computer |
| SOUND QUALITY | Poly EncorePro 320, USB-A | Poly Blackwire 3320-M |
|---|
| 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 | 50 - 8000 Hz | 20 - 20000 Hz | Poly Blackwire 3320-M offer a larger frequency range than Poly EncorePro 320, USB-A. |
| Sensitivity | - | 116 dB | |
| Impedance | 32 Ohm | 32 Ohm | |
| Max Sound Pressure | 118 dB | 118 dB | |
| Diaphragm | 28 mm | 32 mm | Poly Blackwire 3320-M have a thicker diaphragm than Poly EncorePro 320, USB-A. |
| Features | - | Dynamic EQ optimised | |
| In-Cord Volume Control | Yes | Yes |
| MICROPHONE | Poly EncorePro 320, USB-A | Poly Blackwire 3320-M |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Uni-directional | - | |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dB |
| REMOTE CONTROL | Poly EncorePro 320, USB-A | Poly Blackwire 3320-M |
|---|
| Controls | Mute, volume | Mute, volume, answer/end |
|---|
| CABLE | Poly EncorePro 320, USB-A | Poly Blackwire 3320-M |
|---|
| Cable Type | Headset cable | - |
|---|
| CONNECTIONS | Poly EncorePro 320, USB-A | Poly Blackwire 3320-M |
|---|
| Connector Type | Headset (4 PIN USB Type A) | USB (24 pin USB-C) |
|---|
| OTHERS | Poly EncorePro 320, USB-A | Poly Blackwire 3320-M |
|---|
| Compatibility | - | Mac, Windows | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams | |
| Supported Host Device OS | - | Windows 10, macOS |
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