In depth comparison and review of Poly EncorePro 320, USB-C and Poly Blackwire 8225. 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-C | Poly Blackwire 8225 |
|---|
| Product Type | Headset - wired - USB-C | Headset - wired - USB-C | |
|---|---|---|---|
| Series | 300 Series | - | |
| Weight | - | 186 g | |
| Recommended Use | Computer | - |
| SOUND QUALITY | Poly EncorePro 320, USB-C | Poly Blackwire 8225 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | - | Yes | Poly Blackwire 8225 are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Hybrid ANC | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 50 - 8000 Hz | 20 - 20000 Hz | Poly Blackwire 8225 offer a larger frequency range than Poly EncorePro 320, USB-C. |
| Sensitivity | - | 84 dB | |
| Impedance | 32 Ohm | 32 Ohm | |
| Max Sound Pressure | 118 dB | - | |
| Diaphragm | 28 mm | 32 mm | Poly Blackwire 8225 have a thicker diaphragm than Poly EncorePro 320, USB-C. |
| Features | - | SoundGuard DIGITAL Technology | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly EncorePro 320, USB-C | Poly Blackwire 8225 |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Uni-directional | - | |
| Noise Cancelling | - | Yes | Poly Blackwire 8225 microphone can cancel out ambient noise. |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -35 dBV/Pascal |
| REMOTE CONTROL | Poly EncorePro 320, USB-C | Poly Blackwire 8225 |
|---|
| Controls | Mute, volume | Mute, volume, answer/end |
|---|
| CABLE | Poly EncorePro 320, USB-C | Poly Blackwire 8225 |
|---|
| Cable Type | Headset cable | Headset cable - 2.2 m | |
|---|---|---|---|
| Cable Length | - | 2.2 m |
| CONNECTIONS | Poly EncorePro 320, USB-C | Poly Blackwire 8225 |
|---|
| Connector Type | Headset (24 pin USB-C) | Headset (USB Type-C) |
|---|
| OTHERS | Poly EncorePro 320, USB-C | Poly Blackwire 8225 |
|---|
| Software Certification | - | Zoom Certified |
|---|
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