Detailed comparison and review of EPOS I SENNHEISER IMPACT SC 660 TC and Poly Blackwire 8225-M. 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 | EPOS I SENNHEISER IMPACT SC 660 TC | Poly Blackwire 8225-M |
|---|
| Product Type | Headset - wired - Easy Disconnect | Headset - wired - USB-A | |
|---|---|---|---|
| Weight | 113 g | 186 g | EPOS I SENNHEISER IMPACT SC 660 TC are lighter than EPOS I SENNHEISER IMPACT SC 660 TC headphones. |
| Colour | Black with silver | - | |
| Earpad Material | Leatherette | - |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT SC 660 TC | 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 | 50 - 18000 Hz | 20 - 20000 Hz | Poly Blackwire 8225-M offer a larger frequency range than EPOS I SENNHEISER IMPACT SC 660 TC. |
| Sensitivity | 103 dB | 84 dB | EPOS I SENNHEISER IMPACT SC 660 TC have higher sensitivity than Poly Blackwire 8225-M. |
| Impedance | 200 Ohm | 32 Ohm | |
| Diaphragm | - | 32 mm | |
| Magnet Material | Neodymium | - | |
| Features | - | SoundGuard DIGITAL Technology |
| MICROPHONE | EPOS I SENNHEISER IMPACT SC 660 TC | Poly Blackwire 8225-M |
|---|
| Form Factor | Headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Noise Cancelling | - | Yes | Poly Blackwire 8225-M microphone can cancel out ambient noise. |
| Frequency Response | 150 - 6800 Hz | 100 - 10000 Hz | Poly Blackwire 8225-M offer a larger microphone frequency range than EPOS I SENNHEISER IMPACT SC 660 TC. |
| Sensitivity | - | -35 dBV/Pascal |
| REMOTE CONTROL | EPOS I SENNHEISER IMPACT SC 660 TC | Poly Blackwire 8225-M |
|---|
| Controls | - | Mute, volume, answer/end, Microsoft Teams button |
|---|
| CABLE | EPOS I SENNHEISER IMPACT SC 660 TC | Poly Blackwire 8225-M |
|---|
| Cable Type | Headset cable - 1 m | Headset cable - 2.2 m | |
|---|---|---|---|
| Cable Length | - | 2.2 m |
| CONNECTIONS | EPOS I SENNHEISER IMPACT SC 660 TC | Poly Blackwire 8225-M |
|---|
| Connector Type | Headset (EasyDisconnect) | Headset (4 PIN USB Type A) |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT SC 660 TC | Poly Blackwire 8225-M |
|---|
| Included Accessories | Carrying pouch, leatherette ear pads, cable clip | - | |
|---|---|---|---|
| Service & Support | Limited warranty - 3 years | - |
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