Detailed comparison and review of EPOS I SENNHEISER IMPACT SC 660 TC and Poly Blackwire 325. 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 325 |
|---|
| Product Type | Headset - wired - Easy Disconnect | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | - | 300 Series | |
| Weight | 113 g | - | |
| Colour | Black with silver | - | |
| Earpad Material | Leatherette | - | |
| Headband Material | - | Metal |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT SC 660 TC | Poly Blackwire 325 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 50 - 18000 Hz | 20 - 20000 Hz | Poly Blackwire 325 offer a larger frequency range than EPOS I SENNHEISER IMPACT SC 660 TC. |
| Sensitivity | 103 dB | - | |
| Impedance | 200 Ohm | - | |
| Magnet Material | Neodymium | - | |
| Features | - | SoundGuard Technology | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | EPOS I SENNHEISER IMPACT SC 660 TC | Poly Blackwire 325 |
|---|
| Form Factor | Headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Frequency Response | 150 - 6800 Hz | 100 - 10000 Hz | Poly Blackwire 325 offer a larger microphone frequency range than EPOS I SENNHEISER IMPACT SC 660 TC. |
| REMOTE CONTROL | EPOS I SENNHEISER IMPACT SC 660 TC | Poly Blackwire 325 |
|---|
| Controls | - | Mute, volume, answer/end |
|---|
| CABLE | EPOS I SENNHEISER IMPACT SC 660 TC | Poly Blackwire 325 |
|---|
| Cable Type | Headset cable - 1 m | Headset cable - 2.13 m | |
|---|---|---|---|
| Cable Length | - | 2.13 m |
| FEATURES | EPOS I SENNHEISER IMPACT SC 660 TC | Poly Blackwire 325 |
|---|
| Additional Functions | - | DSP |
|---|
| CONNECTIONS | EPOS I SENNHEISER IMPACT SC 660 TC | Poly Blackwire 325 |
|---|
| Connector Type | Headset (EasyDisconnect) | USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT SC 660 TC | Poly Blackwire 325 |
|---|
| Included Accessories | Carrying pouch, leatherette ear pads, cable clip | - | |
|---|---|---|---|
| Service & Support | Limited warranty - 3 years | Limited warranty - 2 years |
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