In depth comparison and review of EPOS I SENNHEISER IMPACT MB 660 UC and EPOS I SENNHEISER ADAPT SC 165 USB. 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 MB 660 UC | EPOS I SENNHEISER ADAPT SC 165 USB |
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| Product Type | Headset - Bluetooth - wireless - NFC - USB, 3.5 mm jack | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Weight | 227 g | 98 g | EPOS I SENNHEISER ADAPT SC 165 USB are lighter than EPOS I SENNHEISER IMPACT MB 660 UC headphones. |
| Colour | - | Black, white | |
| Earpad Material | - | Leatherette | |
| Recommended Use | Portable electronics, computer | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 25 m | - |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT MB 660 UC | EPOS I SENNHEISER ADAPT SC 165 USB |
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| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | - | |
| Foldable | Yes | - | EPOS I SENNHEISER IMPACT MB 660 UC 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) | - | |
| Bluetooth Audio Codec | SBC, aptX | - | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | NoiseGard active noise compensation | - | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | EPOS Voice | |
| Frequency Response | 17 - 23000 Hz | 20 - 20000 Hz | EPOS I SENNHEISER IMPACT MB 660 UC offer a larger frequency range than EPOS I SENNHEISER ADAPT SC 165 USB. |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Sensitivity | 118 dB | - | |
| Impedance | 46 Ohm | - | |
| Max Sound Pressure | - | 115 dB | |
| Magnet Material | - | Neodymium | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | EPOS I SENNHEISER IMPACT MB 660 UC | EPOS I SENNHEISER ADAPT SC 165 USB |
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| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Frequency Response | 150 - 6800 Hz | 100 - 10000 Hz | EPOS I SENNHEISER ADAPT SC 165 USB offer a larger microphone frequency range than EPOS I SENNHEISER IMPACT MB 660 UC. |
| Microphones Included | 3 | - |
| REMOTE CONTROL | EPOS I SENNHEISER IMPACT MB 660 UC | EPOS I SENNHEISER ADAPT SC 165 USB |
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| Controls | - | Volume, answer/end, microphone on/mute, redial |
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| CABLE | EPOS I SENNHEISER IMPACT MB 660 UC | EPOS I SENNHEISER ADAPT SC 165 USB |
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| Cable Type | Audio cable Micro-USB cable |
Headset cable USB cable - detachable |
|
|---|---|---|---|
| Cable Length | - | 2.262 m |
| FEATURES | EPOS I SENNHEISER IMPACT MB 660 UC | EPOS I SENNHEISER ADAPT SC 165 USB |
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| Features | - | EPOS ActiveGard |
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| BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT MB 660 UC | EPOS I SENNHEISER ADAPT SC 165 USB |
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| Battery Type | Headset battery rechargeable - lithium polymer | - | |
|---|---|---|---|
| Battery Capacity | 700 mAh | - | |
| Battery Life | 30 hours | - | |
| Standby Time | 360 hours | - | |
| Charging Time | 3 hours | - |
| WIRELESS LINK | EPOS I SENNHEISER IMPACT MB 660 UC | EPOS I SENNHEISER ADAPT SC 165 USB |
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| Transmission Range | 25 m | - |
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| CONNECTIONS | EPOS I SENNHEISER IMPACT MB 660 UC | EPOS I SENNHEISER ADAPT SC 165 USB |
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| Connector Type | - | USB (4 PIN USB Type A) Headset (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT MB 660 UC | EPOS I SENNHEISER ADAPT SC 165 USB |
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| Included Accessories | Carrying case, Bluetooth adapter, airplane adapter | Carrying pouch, USB cable | |
|---|---|---|---|
| Software Certification | - | Certified for Skype for Business | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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