In depth comparison and review of EPOS I SENNHEISER IMPACT SC 660 TC and Poly Voyager Focus UC B825S-M. 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 Voyager Focus UC B825S-M |
|---|
| Product Type | Headset - wired - Easy Disconnect | Headset - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 113 g | 155 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 | - | |
| Recommended Use | - | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 45 m |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT SC 660 TC | Poly Voyager Focus UC B825S-M |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.1 | |
| Bluetooth Profiles | - | Advanced Audio Distribution Profile (A2DP) | |
| Active Noise Cancelling | - | Yes | Poly Voyager Focus UC B825S-M are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 50 - 18000 Hz | - | |
| Sensitivity | 103 dB | - | |
| Impedance | 200 Ohm | - | |
| Magnet Material | Neodymium | - |
| MICROPHONE | EPOS I SENNHEISER IMPACT SC 660 TC | Poly Voyager Focus UC B825S-M |
|---|
| Form Factor | Headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | - | Mono | |
| Frequency Response | 150 - 6800 Hz | - |
| REMOTE CONTROL | EPOS I SENNHEISER IMPACT SC 660 TC | Poly Voyager Focus UC B825S-M |
|---|
| Controls | - | Volume |
|---|
| CABLE | EPOS I SENNHEISER IMPACT SC 660 TC | Poly Voyager Focus UC B825S-M |
|---|
| Cable Type | Headset cable - 1 m | Charging cable |
|---|
| FEATURES | EPOS I SENNHEISER IMPACT SC 660 TC | Poly Voyager Focus UC B825S-M |
|---|
| Additional Functions | - | DSP |
|---|
| BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT SC 660 TC | Poly Voyager Focus UC B825S-M |
|---|
| Battery Type | - | Headset battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 15 hour(s) |
| CONNECTIONS | EPOS I SENNHEISER IMPACT SC 660 TC | Poly Voyager Focus UC B825S-M |
|---|
| Connector Type | Headset (EasyDisconnect) | Bluetooth |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT SC 660 TC | Poly Voyager Focus UC B825S-M |
|---|
| Included Accessories | Carrying pouch, leatherette ear pads, cable clip | Carrying case, Bluetooth USB adapter, charging stand | |
|---|---|---|---|
| Service & Support | Limited warranty - 3 years | Limited warranty - 2 years |
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