In depth comparison and review of EPOS I SENNHEISER IMPACT MB 660 UC and EPOS I SENNHEISER IMPACT SC 660 TC. 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 IMPACT SC 660 TC |
|---|
| Product Type | Headset - Bluetooth - wireless - NFC - USB, 3.5 mm jack | Headset - wired - Easy Disconnect | |
|---|---|---|---|
| Weight | 227 g | 113 g | EPOS I SENNHEISER IMPACT SC 660 TC are lighter than EPOS I SENNHEISER IMPACT MB 660 UC headphones. |
| Colour | - | Black with silver | |
| Earpad Material | - | Leatherette | |
| Recommended Use | Portable electronics, computer | - | |
| Bluetooth Range (Operating Distance) | 25 m | - |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT MB 660 UC | EPOS I SENNHEISER IMPACT SC 660 TC |
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| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | 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 | - | EPOS I SENNHEISER IMPACT MB 660 UC are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | NoiseGard active noise compensation | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 17 - 23000 Hz | 50 - 18000 Hz | EPOS I SENNHEISER IMPACT MB 660 UC offer a larger frequency range than EPOS I SENNHEISER IMPACT SC 660 TC. |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Sensitivity | 118 dB | 103 dB | EPOS I SENNHEISER IMPACT MB 660 UC have higher sensitivity than EPOS I SENNHEISER IMPACT SC 660 TC. |
| Impedance | 46 Ohm | 200 Ohm | |
| Magnet Material | - | Neodymium |
| MICROPHONE | EPOS I SENNHEISER IMPACT MB 660 UC | EPOS I SENNHEISER IMPACT SC 660 TC |
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| Form Factor | Built-in | Headset microphone | |
|---|---|---|---|
| Type | - | Boom | |
| Frequency Response | 150 - 6800 Hz | 150 - 6800 Hz | The frequency response of the microphones in both headphones is the same. |
| Microphones Included | 3 | - |
| CABLE | EPOS I SENNHEISER IMPACT MB 660 UC | EPOS I SENNHEISER IMPACT SC 660 TC |
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| Cable Type | Audio cable Micro-USB cable |
Headset cable - 1 m |
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| BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT MB 660 UC | EPOS I SENNHEISER IMPACT SC 660 TC |
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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 IMPACT SC 660 TC |
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| Transmission Range | 25 m | - |
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| CONNECTIONS | EPOS I SENNHEISER IMPACT MB 660 UC | EPOS I SENNHEISER IMPACT SC 660 TC |
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| Connector Type | - | Headset (EasyDisconnect) |
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| OTHERS | EPOS I SENNHEISER IMPACT MB 660 UC | EPOS I SENNHEISER IMPACT SC 660 TC |
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| Included Accessories | Carrying case, Bluetooth adapter, airplane adapter | Carrying pouch, leatherette ear pads, cable clip | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - 3 years |
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