In depth comparison and review of Poly Blackwire 325-M and Poly EncorePro 320, USB-A. 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 325-M | Poly EncorePro 320, USB-A |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headset - wired - USB | |
|---|---|---|---|
| Series | 300 Series | 300 Series | |
| Headband Material | Metal | - | |
| Recommended Use | - | Computer |
| SOUND QUALITY | Poly Blackwire 325-M | Poly EncorePro 320, USB-A |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 50 - 8000 Hz | Poly Blackwire 325-M offer a larger frequency range than Poly EncorePro 320, USB-A. |
| Impedance | - | 32 Ohm | |
| Max Sound Pressure | - | 118 dB | |
| Diaphragm | - | 28 mm | |
| Features | SoundGuard Technology | - | |
| In-Cord Volume Control | Yes | Yes |
| MICROPHONE | Poly Blackwire 325-M | Poly EncorePro 320, USB-A |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Uni-directional | |
| Frequency Response | 100 - 10000 Hz | - |
| REMOTE CONTROL | Poly Blackwire 325-M | Poly EncorePro 320, USB-A |
|---|
| Controls | Mute, volume, answer/end | Mute, volume |
|---|
| CABLE | Poly Blackwire 325-M | Poly EncorePro 320, USB-A |
|---|
| Cable Type | Headset cable - 2.13 m | Headset cable | |
|---|---|---|---|
| Cable Length | 2.13 m | - |
| FEATURES | Poly Blackwire 325-M | Poly EncorePro 320, USB-A |
|---|
| Additional Functions | DSP | - |
|---|
| CONNECTIONS | Poly Blackwire 325-M | Poly EncorePro 320, USB-A |
|---|
| Connector Type | USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
Headset (4 PIN USB Type A) |
|---|
| OTHERS | Poly Blackwire 325-M | Poly EncorePro 320, USB-A |
|---|
| Service & Support | Limited warranty - 2 years | - |
|---|
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
