In depth comparison and review of EPOS I SENNHEISER IMPACT SC 660 TC 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 | EPOS I SENNHEISER IMPACT SC 660 TC | Poly EncorePro 320, USB-A |
|---|
| Product Type | Headset - wired - Easy Disconnect | Headset - wired - USB | |
|---|---|---|---|
| Series | - | 300 Series | |
| Weight | 113 g | - | |
| Colour | Black with silver | - | |
| Earpad Material | Leatherette | - | |
| Recommended Use | - | Computer |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT SC 660 TC | Poly EncorePro 320, USB-A |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 50 - 18000 Hz | 50 - 8000 Hz | EPOS I SENNHEISER IMPACT SC 660 TC offer a larger frequency range than Poly EncorePro 320, USB-A. |
| Sensitivity | 103 dB | - | |
| Impedance | 200 Ohm | 32 Ohm | |
| Max Sound Pressure | - | 118 dB | |
| Diaphragm | - | 28 mm | |
| Magnet Material | Neodymium | - | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | EPOS I SENNHEISER IMPACT SC 660 TC | Poly EncorePro 320, USB-A |
|---|
| Form Factor | Headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | - | Uni-directional | |
| Frequency Response | 150 - 6800 Hz | - |
| REMOTE CONTROL | EPOS I SENNHEISER IMPACT SC 660 TC | Poly EncorePro 320, USB-A |
|---|
| Controls | - | Mute, volume |
|---|
| CABLE | EPOS I SENNHEISER IMPACT SC 660 TC | Poly EncorePro 320, USB-A |
|---|
| Cable Type | Headset cable - 1 m | Headset cable |
|---|
| CONNECTIONS | EPOS I SENNHEISER IMPACT SC 660 TC | Poly EncorePro 320, USB-A |
|---|
| Connector Type | Headset (EasyDisconnect) | Headset (4 PIN USB Type A) |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT SC 660 TC | Poly EncorePro 320, USB-A |
|---|
| Included Accessories | Carrying pouch, leatherette ear pads, cable clip | - | |
|---|---|---|---|
| Service & Support | Limited warranty - 3 years | - |
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