Side by side comparison and review of Koss KPH 8 and Poly Blackwire 8225-M. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Koss KPH 8 | Poly Blackwire 8225-M |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - wired - USB-A | |
|---|---|---|---|
| Weight | - | 186 g | |
| Colour | Black | White | - | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | Koss KPH 8 | Poly Blackwire 8225-M |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| 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 | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 80 - 18000 Hz | 20 - 20000 Hz | Poly Blackwire 8225-M offer a larger frequency range than Koss KPH 8. |
| Sensitivity | 94 dB | 84 dB | Koss KPH 8 have higher sensitivity than Poly Blackwire 8225-M. |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | - | 32 mm | |
| Features | - | SoundGuard DIGITAL Technology |
| MICROPHONE | Koss KPH 8 | Poly Blackwire 8225-M |
|---|
| Type | - | Boom | |
|---|---|---|---|
| Noise Cancelling | - | Yes | Poly Blackwire 8225-M microphone can cancel out ambient noise. |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -35 dBV/Pascal |
| REMOTE CONTROL | Koss KPH 8 | Poly Blackwire 8225-M |
|---|
| Controls | - | Mute, volume, answer/end, Microsoft Teams button |
|---|
| CABLE | Koss KPH 8 | Poly Blackwire 8225-M |
|---|
| Cable Type | Headphones cable - 1.22 m | Headset cable - 2.2 m | |
|---|---|---|---|
| Cable Length | - | 2.2 m |
| CONNECTIONS | Koss KPH 8 | Poly Blackwire 8225-M |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | Headset (4 PIN USB Type A) |
|---|
| OTHERS | Koss KPH 8 | Poly Blackwire 8225-M |
|---|
| Service & Support | Limited warranty - lifetime | - |
|---|
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