In depth comparison and review of EPOS I SENNHEISER IMPACT SC 660 TC 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 SC 660 TC | Sony h.ear on 2 Wireless NC WH-H900N |
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| Product Type | Headset - wired - Easy Disconnect | Headphones - Bluetooth - wireless - NFC | |
|---|---|---|---|
| Weight | 113 g | 290 g | EPOS I SENNHEISER IMPACT SC 660 TC are lighter than EPOS I SENNHEISER IMPACT SC 660 TC headphones. |
| Colour | Black with silver | Moonlight blue | Greyish black | Horizon green | Pale gold | Twilight red | |
| Earpad Material | Leatherette | - | |
| Recommended Use | - | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m | |
| High-Resolution Audio | - | Yes |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT SC 660 TC | Sony h.ear on 2 Wireless NC WH-H900N |
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| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Foldable | - | Yes | Sony h.ear on 2 Wireless NC WH-H900N can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.1 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, AAC, aptX, aptX HD, LDAC | |
| Active Noise Cancelling | - | Yes | Sony h.ear on 2 Wireless NC WH-H900N are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Digital Sound Enhancement Engine HX (DSEE HX) | |
| Frequency Response | 50 - 18000 Hz | 5 - 40000 Hz | Sony h.ear on 2 Wireless NC WH-H900N offer a larger frequency range than EPOS I SENNHEISER IMPACT SC 660 TC. |
| Sensitivity | 103 dB | 103 dB/mW | Both headphones offer the same sensitivity. |
| Impedance | 200 Ohm | 32 Ohm | |
| Diaphragm | - | Titanium - 40 mm | |
| Magnet Material | Neodymium | Neodymium |
| MICROPHONE | EPOS I SENNHEISER IMPACT SC 660 TC | Sony h.ear on 2 Wireless NC WH-H900N |
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| Form Factor | Headset microphone | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| 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 SC 660 TC. |
| REMOTE CONTROL | EPOS I SENNHEISER IMPACT SC 660 TC | 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 SC 660 TC | Sony h.ear on 2 Wireless NC WH-H900N |
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| Cable Type | Headset cable - 1 m | 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 SC 660 TC | 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 SC 660 TC | Sony h.ear on 2 Wireless NC WH-H900N |
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| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 34 hour(s) | |
| 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 | - | 200 hours | |
| Charging Time | - | 6 hour(s) |
| WIRELESS LINK | EPOS I SENNHEISER IMPACT SC 660 TC | Sony h.ear on 2 Wireless NC WH-H900N |
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| Radio Frequency Range | - | 2.4GHz, 2.4 - 2.4835GHz |
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| CONNECTIONS | EPOS I SENNHEISER IMPACT SC 660 TC | Sony h.ear on 2 Wireless NC WH-H900N |
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| Connector Type | Headset (EasyDisconnect) | Headphones (mini-phone stereo 3.5 mm 4-pole) USB (power only) (5 pin Micro-USB Type B (power only)) |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT SC 660 TC | Sony h.ear on 2 Wireless NC WH-H900N |
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| Included Accessories | Carrying pouch, leatherette ear pads, cable clip | Carrying pouch | |
|---|---|---|---|
| Compatibility | - | iPhone, iPod, Android phone | |
| Service & Support | Limited warranty - 3 years | - |
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