Detailed comparison and review of Poly Blackwire 3325 and Poly EncorePro 320, QD. 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 3325 | Poly EncorePro 320, QD |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headset - wired - Quick Disconnect | |
|---|---|---|---|
| Series | 3300 Series | 300 Series | |
| Height | 18.6 cm | - | |
| Width | 21.6 cm | - | |
| Depth | 5.6 cm | - | |
| Weight | 130 g | - | |
| Earpad Material | Leatherette | - | |
| Protection | Hearing protection | - | |
| Recommended Use | - | Computer |
| SOUND QUALITY | Poly Blackwire 3325 | Poly EncorePro 320, QD |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 50 - 8000 Hz | Poly Blackwire 3325 offer a larger frequency range than Poly EncorePro 320, QD. |
| Sensitivity | 94 dB | - | |
| Impedance | 32 Ohm | 32 Ohm | |
| Max Sound Pressure | - | 118 dB | |
| Diaphragm | 32 mm | 28 mm | Poly Blackwire 3325 have a thicker diaphragm than Poly EncorePro 320, QD. |
| Features | SoundGuard Technology | - | |
| In-Cord Volume Control | Yes | Yes |
| MICROPHONE | Poly Blackwire 3325 | Poly EncorePro 320, QD |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Uni-directional | |
| Noise Cancelling | Yes | - | Poly Blackwire 3325 microphone can cancel out ambient noise. |
| Frequency Response | 100 - 10000 Hz | - | |
| Sensitivity | -38 dB | - |
| REMOTE CONTROL | Poly Blackwire 3325 | Poly EncorePro 320, QD |
|---|
| Controls | Mute, volume, answer/end | Mute, volume |
|---|
| CABLE | Poly Blackwire 3325 | Poly EncorePro 320, QD |
|---|
| Cable Type | Headset cable | Headset cable |
|---|
| CONNECTIONS | Poly Blackwire 3325 | Poly EncorePro 320, QD |
|---|
| Connector Type | USB (4 PIN USB Type A) Headset (mini-phone 3.5mm) |
Headset (Quick Disconnect) |
|---|
| OTHERS | Poly Blackwire 3325 | Poly EncorePro 320, QD |
|---|
| Included Accessories | Carrying pouch | - | |
|---|---|---|---|
| Software Certification | Certified for Microsoft Teams | - | |
| Service & Support | Limited warranty - 2 years | - |
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