Side by side comparison and review of Plantronics Blackwire C320 and EPOS I SENNHEISER IMPACT MB 660 UC MS. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Plantronics Blackwire C320 | EPOS I SENNHEISER IMPACT MB 660 UC MS |
|---|
| Product Type | Headset - wired - USB | Headset - Bluetooth - wireless - NFC | |
|---|---|---|---|
| Weight | - | 227 g | |
| Recommended Use | Computer | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 25 m |
| SOUND QUALITY | Plantronics Blackwire C320 | EPOS I SENNHEISER IMPACT MB 660 UC MS |
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| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Foldable | - | Yes | EPOS I SENNHEISER IMPACT MB 660 UC MS can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.2 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Device ID Profile (DIP) | |
| Active Noise Cancelling | - | Yes | EPOS I SENNHEISER IMPACT MB 660 UC MS are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Adaptive Noise Control | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 17 - 23000 Hz | EPOS I SENNHEISER IMPACT MB 660 UC MS offer a larger frequency range than Plantronics Blackwire C320. |
| Total Harmonic Distortion (THD) | - | 0.5% | |
| Sensitivity | - | 118 dB | |
| Impedance | - | 46 Ohm |
| MICROPHONE | Plantronics Blackwire C320 | EPOS I SENNHEISER IMPACT MB 660 UC MS |
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| Type | Boom | - | |
|---|---|---|---|
| Frequency Response | 100 - 10000 Hz | 150 - 6800 Hz | Plantronics Blackwire C320 offer a larger microphone frequency range than EPOS I SENNHEISER IMPACT MB 660 UC MS. |
| REMOTE CONTROL | Plantronics Blackwire C320 | EPOS I SENNHEISER IMPACT MB 660 UC MS |
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| Controls | Mute, volume, answer/end | - |
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| CABLE | Plantronics Blackwire C320 | EPOS I SENNHEISER IMPACT MB 660 UC MS |
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| Cable Type | USB cable | Audio cable Micro-USB cable |
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| FEATURES | Plantronics Blackwire C320 | EPOS I SENNHEISER IMPACT MB 660 UC MS |
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| Additional Functions | DSP | - |
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| BATTERY AND CHARGING | Plantronics Blackwire C320 | EPOS I SENNHEISER IMPACT MB 660 UC MS |
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| Battery Type | - | Headset battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 30 hours | |
| Standby Time | - | 360 hours | |
| Charging Time | - | 3 hours |
| WIRELESS LINK | Plantronics Blackwire C320 | EPOS I SENNHEISER IMPACT MB 660 UC MS |
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| Transmission Range | - | 25 m |
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| CONNECTIONS | Plantronics Blackwire C320 | EPOS I SENNHEISER IMPACT MB 660 UC MS |
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| Connector Type | USB (4 PIN USB Type A) | - |
|---|
| OTHERS | Plantronics Blackwire C320 | EPOS I SENNHEISER IMPACT MB 660 UC MS |
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| Included Accessories | - | Carrying case, Bluetooth adapter, airplane adapter | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 2 years |
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