In depth comparison and review of EPOS I SENNHEISER IMPACT MB 660 UC and harman/kardon FLY ANC. 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 | harman/kardon FLY ANC |
|---|
| Product Type | Headset - Bluetooth - wireless - NFC - USB, 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 227 g | 281 g | EPOS I SENNHEISER IMPACT MB 660 UC are lighter than EPOS I SENNHEISER IMPACT MB 660 UC headphones. |
| Colour | - | Black | |
| Recommended Use | Portable electronics, computer | Portable electronics | |
| Bluetooth Range (Operating Distance) | 25 m | - |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT MB 660 UC | harman/kardon FLY ANC |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Foldable | Yes | - | EPOS I SENNHEISER IMPACT MB 660 UC can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 4.2 | Both headphones have the same Bluetooth version. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Device ID Profile (DIP) | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| 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 | |
| Frequency Response | 17 - 23000 Hz | 16 - 22000 Hz | EPOS I SENNHEISER IMPACT MB 660 UC offer a larger frequency range than harman/kardon FLY ANC. |
| Max Input Power | - | 30 mW | |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Sensitivity | 118 dB | 100 dB/mW | EPOS I SENNHEISER IMPACT MB 660 UC have higher sensitivity than harman/kardon FLY ANC. |
| Impedance | 46 Ohm | 32 Ohm | |
| Diaphragm | - | 40 mm |
| MICROPHONE | EPOS I SENNHEISER IMPACT MB 660 UC | harman/kardon FLY ANC |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Frequency Response | 150 - 6800 Hz | - | |
| Sensitivity | - | -21 dBV/Pascal | |
| Microphones Included | 3 | - |
| CABLE | EPOS I SENNHEISER IMPACT MB 660 UC | harman/kardon FLY ANC |
|---|
| Cable Type | Audio cable Micro-USB cable |
USB charge cable - detachable Audio cable - detachable |
|---|
| FEATURES | EPOS I SENNHEISER IMPACT MB 660 UC | harman/kardon FLY ANC |
|---|
| Internet of Things (IoT) Compatible | - | Yes | |
|---|---|---|---|
| Intelligent Assistant | - | Google Assistant, Alexa |
| BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT MB 660 UC | harman/kardon FLY ANC |
|---|
| Battery Type | Headset battery rechargeable - lithium polymer | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | 700 mAh | 700 mAh | Both headphones are designed with the same battery capacity. |
| Battery Life | 30 hours | 30 hour(s) | Both headphones last the same amount of time on a single charge. |
| Battery Life Details | - | Continuous playback (noise cancelling ON / Bluetooth): up to 20 hours Continuous playback (noise cancelling OFF / Bluetooth): up to 30 hours |
|
| Standby Time | 360 hours | - | |
| Charging Time | 3 hours | - |
| WIRELESS LINK | EPOS I SENNHEISER IMPACT MB 660 UC | harman/kardon FLY ANC |
|---|
| Transmission Range | 25 m | - |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT MB 660 UC | harman/kardon FLY ANC |
|---|
| Included Accessories | Carrying case, Bluetooth adapter, airplane adapter | Carrying pouch, airplane adapter | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - 1 year |
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