Detailed comparison and review of Poly Blackwire 8225-M and Poly EncorePro 720D. 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 8225-M | Poly EncorePro 720D |
|---|
| Product Type | Headset - wired - USB-A | Headset - wired - USB-A | |
|---|---|---|---|
| Series | - | EncorePro 700 Series | |
| Weight | 186 g | 78 g | Poly EncorePro 720D are lighter than Poly Blackwire 8225-M headphones. |
| Colour | - | Black | |
| Earpad Material | - | Artificial leather |
| SOUND QUALITY | Poly Blackwire 8225-M | Poly EncorePro 720D |
|---|
| Headphones Form Factor | On-ear | On-ear binaural | |
|---|---|---|---|
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | Yes | - | Poly Blackwire 8225-M are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Hybrid ANC | - | |
| Frequency Response | 20 - 20000 Hz | - | |
| Sensitivity | 84 dB | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 32 mm | 28 mm | Poly Blackwire 8225-M have a thicker diaphragm than Poly EncorePro 720D. |
| Features | SoundGuard DIGITAL Technology | SoundGuard Technology |
| MICROPHONE | Poly Blackwire 8225-M | Poly EncorePro 720D |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Omni-directional | |
| Noise Cancelling | Yes | Yes | The microphones on both headphones can cancel out ambient noise. |
| Noise Cancelling Technology | - | Passive noise cancellation (PNC) | |
| Frequency Response | 100 - 10000 Hz | 100 - 6800 Hz | Poly Blackwire 8225-M offer a larger microphone frequency range than Poly EncorePro 720D. |
| Sensitivity | -35 dBV/Pascal | - |
| REMOTE CONTROL | Poly Blackwire 8225-M | Poly EncorePro 720D |
|---|
| Controls | Mute, volume, answer/end, Microsoft Teams button | - |
|---|
| CABLE | Poly Blackwire 8225-M | Poly EncorePro 720D |
|---|
| Cable Type | Headset cable - 2.2 m | - | |
|---|---|---|---|
| Cable Length | 2.2 m | 89 cm |
| FEATURES | Poly Blackwire 8225-M | Poly EncorePro 720D |
|---|
| Features | - | Quick Disconnect, 290° rotatable microphone, boom mic length 120-145 mm |
|---|
| CONNECTIONS | Poly Blackwire 8225-M | Poly EncorePro 720D |
|---|
| Connector Type | Headset (4 PIN USB Type A) | USB (USB Type-A) |
|---|
| OTHERS | Poly Blackwire 8225-M | Poly EncorePro 720D |
|---|
| TAA Compliant | - | Yes |
|---|
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