Detailed comparison and review of EPOS I SENNHEISER IMPACT SC 660 TC and Poly - Plantronics Backbeat 505. 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 - Plantronics Backbeat 505 |
|---|
| Product Type | Headset - wired - Easy Disconnect | Headphones - Bluetooth - wireless - 3.5 mm jack | |
|---|---|---|---|
| Series | - | 500 Series | |
| 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 | Dark grey | |
| Earpad Material | Leatherette | Memory foam | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT SC 660 TC | Poly - Plantronics Backbeat 505 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.1 | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 50 - 18000 Hz | - | |
| Sensitivity | 103 dB | - | |
| Impedance | 200 Ohm | - | |
| Diaphragm | - | 40 mm | |
| Magnet Material | Neodymium | - |
| MICROPHONE | EPOS I SENNHEISER IMPACT SC 660 TC | Poly - Plantronics Backbeat 505 |
|---|
| Form Factor | Headset microphone | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Frequency Response | 150 - 6800 Hz | - |
| REMOTE CONTROL | EPOS I SENNHEISER IMPACT SC 660 TC | Poly - Plantronics Backbeat 505 |
|---|
| Controls | - | Volume, answer/end, play/pause, next/previous track |
|---|
| CABLE | EPOS I SENNHEISER IMPACT SC 660 TC | Poly - Plantronics Backbeat 505 |
|---|
| Cable Type | Headset cable - 1 m | - |
|---|
| BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT SC 660 TC | Poly - Plantronics Backbeat 505 |
|---|
| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 18 hour(s) |
| WIRELESS LINK | EPOS I SENNHEISER IMPACT SC 660 TC | Poly - Plantronics Backbeat 505 |
|---|
| Transmission Range | - | 10 m |
|---|
| CONNECTIONS | EPOS I SENNHEISER IMPACT SC 660 TC | Poly - Plantronics Backbeat 505 |
|---|
| Connector Type | Headset (EasyDisconnect) | Headphones (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT SC 660 TC | Poly - Plantronics Backbeat 505 |
|---|
| Included Accessories | Carrying pouch, leatherette ear pads, cable clip | - | |
|---|---|---|---|
| Service & Support | Limited warranty - 3 years | - |
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