In depth comparison and review of EPOS I SENNHEISER IMPACT MB 660 UC and Sony h.ear on 2 Wireless NC WH-H900N. 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 | Sony h.ear on 2 Wireless NC WH-H900N |
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| Product Type | Headset - Bluetooth - wireless - NFC - USB, 3.5 mm jack | Headphones - Bluetooth - wireless - NFC | |
|---|---|---|---|
| Weight | 227 g | 290 g | EPOS I SENNHEISER IMPACT MB 660 UC are lighter than EPOS I SENNHEISER IMPACT MB 660 UC headphones. |
| Colour | - | Moonlight blue | Greyish black | Horizon green | Pale gold | Twilight red | |
| Recommended Use | Portable electronics, computer | Portable electronics | |
| Bluetooth Range (Operating Distance) | 25 m | 10 m | EPOS I SENNHEISER IMPACT MB 660 UC have a greater operating distance than Sony h.ear on 2 Wireless NC WH-H900N. |
| High-Resolution Audio | - | Yes |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT MB 660 UC | Sony h.ear on 2 Wireless NC WH-H900N |
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| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | Closed | |
| Foldable | Yes | Yes | Both headphones can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 4.1 | EPOS I SENNHEISER IMPACT MB 660 UC have a more advanced version of Bluetooth than Sony h.ear on 2 Wireless NC WH-H900N. |
| 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), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | SBC, aptX | SBC, AAC, aptX, aptX HD, LDAC | |
| 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 | - | Digital Sound Enhancement Engine HX (DSEE HX) | |
| Frequency Response | 17 - 23000 Hz | 5 - 40000 Hz | Sony h.ear on 2 Wireless NC WH-H900N offer a larger frequency range than EPOS I SENNHEISER IMPACT MB 660 UC. |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Sensitivity | 118 dB | 103 dB/mW | EPOS I SENNHEISER IMPACT MB 660 UC have higher sensitivity than Sony h.ear on 2 Wireless NC WH-H900N. |
| Impedance | 46 Ohm | 32 Ohm | |
| Diaphragm | - | Titanium - 40 mm | |
| Magnet Material | - | Neodymium |
| MICROPHONE | EPOS I SENNHEISER IMPACT MB 660 UC | Sony h.ear on 2 Wireless NC WH-H900N |
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| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Technology | - | Electret condenser | |
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | 150 - 6800 Hz | 50 - 8000 Hz | Sony h.ear on 2 Wireless NC WH-H900N 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 | Sony h.ear on 2 Wireless NC WH-H900N |
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| Controls | - | Volume, noise-cancellation suspend button |
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| CABLE | EPOS I SENNHEISER IMPACT MB 660 UC | Sony h.ear on 2 Wireless NC WH-H900N |
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| Cable Type | Audio cable Micro-USB cable |
Headphones cable - detachable - single-sided - L shaped - 1.2 m Micro-USB cable - 50 cm |
|
|---|---|---|---|
| Cable Length | - | 1.2 m | |
| Detachable Cable | - | Yes | |
| Plated Connector | - | Gold |
| FEATURES | EPOS I SENNHEISER IMPACT MB 660 UC | Sony h.ear on 2 Wireless NC WH-H900N |
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| Intelligent Assistant | - | Siri, Google Assistant |
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| BATTERY AND CHARGING | EPOS I SENNHEISER IMPACT MB 660 UC | Sony h.ear on 2 Wireless NC WH-H900N |
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| Battery Type | Headset battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 700 mAh | - | |
| Battery Life | 30 hours | 34 hour(s) | Sony h.ear on 2 Wireless NC WH-H900N lasts longer on a single charge than the EPOS I SENNHEISER IMPACT MB 660 UC. |
| Battery Life Details | - | Continuous playback (noise cancelling ON): up to 28 hours Continuous playback (noise cancelling OFF): up to 34 hours Standby (noise cancelling ON): up to 48 hours Standby (noise cancelling OFF): up to 200 hours |
|
| Standby Time | 360 hours | 200 hours | EPOS I SENNHEISER IMPACT MB 660 UC have longer standby time than Sony h.ear on 2 Wireless NC WH-H900N. |
| Charging Time | 3 hours | 6 hour(s) | EPOS I SENNHEISER IMPACT MB 660 UC recharge faster than EPOS I SENNHEISER IMPACT MB 660 UC. |
| WIRELESS LINK | EPOS I SENNHEISER IMPACT MB 660 UC | Sony h.ear on 2 Wireless NC WH-H900N |
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| Transmission Range | 25 m | - | |
|---|---|---|---|
| Radio Frequency Range | - | 2.4GHz, 2.4 - 2.4835GHz |
| CONNECTIONS | EPOS I SENNHEISER IMPACT MB 660 UC | Sony h.ear on 2 Wireless NC WH-H900N |
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| Connector Type | - | Headphones (mini-phone stereo 3.5 mm 4-pole) USB (power only) (5 pin Micro-USB Type B (power only)) |
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| OTHERS | EPOS I SENNHEISER IMPACT MB 660 UC | Sony h.ear on 2 Wireless NC WH-H900N |
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| Included Accessories | Carrying case, Bluetooth adapter, airplane adapter | Carrying pouch | |
|---|---|---|---|
| Compatibility | - | iPhone, iPod, Android phone | |
| Service & Support | Limited warranty - 2 years | - |
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