Side by side comparison and review of EPOS I SENNHEISER IMPACT MB 660 UC MS and EPOS I SENNHEISER PC 8.2 USB. 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 | EPOS I SENNHEISER IMPACT MB 660 UC MS | EPOS I SENNHEISER PC 8.2 USB |
|---|
| Product Type | Headset - Bluetooth - wireless - NFC | Headset - wired - USB | |
|---|---|---|---|
| Weight | 227 g | - | |
| Colour | - | Black | |
| Recommended Use | Portable electronics, computer | Computer | |
| Bluetooth Range (Operating Distance) | 25 m | - |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT MB 660 UC MS | EPOS I SENNHEISER PC 8.2 USB |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | Closed | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | Yes | Both headphones can be folded. |
| Connectivity Technology | Wireless | Wired | |
| 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 | 17 - 23000 Hz | 20 - 20000 Hz | EPOS I SENNHEISER IMPACT MB 660 UC MS offer a larger frequency range than EPOS I SENNHEISER PC 8.2 USB. |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Sensitivity | 118 dB | - | |
| Impedance | 46 Ohm | 32 Ohm | |
| Max Sound Pressure | - | 100 dB | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | EPOS I SENNHEISER IMPACT MB 660 UC MS | EPOS I SENNHEISER PC 8.2 USB |
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| Type | - | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Uni-directional | |
| Noise Cancelling | - | Yes | EPOS I SENNHEISER PC 8.2 USB microphone can cancel out ambient noise. |
| Frequency Response | 150 - 6800 Hz | 100 - 10000 Hz | EPOS I SENNHEISER PC 8.2 USB offer a larger microphone frequency range than EPOS I SENNHEISER IMPACT MB 660 UC MS. |
| Sensitivity | - | -24.7 dB |
| REMOTE CONTROL | EPOS I SENNHEISER IMPACT MB 660 UC MS | EPOS I SENNHEISER PC 8.2 USB |
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| Controls | - | Mute, volume |
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| CABLE | EPOS I SENNHEISER IMPACT MB 660 UC MS | EPOS I SENNHEISER PC 8.2 USB |
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| Cable Type | Audio cable Micro-USB cable |
Headset cable - 1.7 m | |
|---|---|---|---|
| Cable Length | - | 1.7 m |
| BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT MB 660 UC MS | EPOS I SENNHEISER PC 8.2 USB |
|---|
| Battery Type | Headset battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 30 hours | - | |
| Standby Time | 360 hours | - | |
| Charging Time | 3 hours | - |
| WIRELESS LINK | EPOS I SENNHEISER IMPACT MB 660 UC MS | EPOS I SENNHEISER PC 8.2 USB |
|---|
| Transmission Range | 25 m | - |
|---|
| CONNECTIONS | EPOS I SENNHEISER IMPACT MB 660 UC MS | EPOS I SENNHEISER PC 8.2 USB |
|---|
| Connector Type | - | USB (4 PIN USB Type A) |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT MB 660 UC MS | EPOS I SENNHEISER PC 8.2 USB |
|---|
| Included Accessories | Carrying case, Bluetooth adapter, airplane adapter | - | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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