Side by side comparison and review of Sennheiser HD 559 and EPOS I SENNHEISER IMPACT SC 660 TC. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Sennheiser HD 559 | EPOS I SENNHEISER IMPACT SC 660 TC |
|---|
| Product Type | Headphones - wired | Headset - wired - Easy Disconnect | |
|---|---|---|---|
| Series | HD 5 | - | |
| Weight | - | 113 g | |
| Colour | Black | Black with silver | |
| Earpad Material | - | Leatherette |
| SOUND QUALITY | Sennheiser HD 559 | EPOS I SENNHEISER IMPACT SC 660 TC |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Open | - | |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 14 - 26000 Hz | 50 - 18000 Hz | Sennheiser HD 559 offer a larger frequency range than EPOS I SENNHEISER IMPACT SC 660 TC. |
| Total Harmonic Distortion (THD) | 0.2% | - | |
| Sensitivity | 108 dB/Vrms | 103 dB | Sennheiser HD 559 have higher sensitivity than EPOS I SENNHEISER IMPACT SC 660 TC. |
| Impedance | 50 Ohm | 200 Ohm | |
| Magnet Material | - | Neodymium |
| MICROPHONE | Sennheiser HD 559 | EPOS I SENNHEISER IMPACT SC 660 TC |
|---|
| Form Factor | - | Headset microphone | |
|---|---|---|---|
| Type | - | Boom | |
| Frequency Response | - | 150 - 6800 Hz |
| CABLE | Sennheiser HD 559 | EPOS I SENNHEISER IMPACT SC 660 TC |
|---|
| Cable Type | Headphones cable - 3 m | Headset cable - 1 m | |
|---|---|---|---|
| Cable Length | 3 m | - | |
| Detachable Cable | Yes | - |
| CONNECTIONS | Sennheiser HD 559 | EPOS I SENNHEISER IMPACT SC 660 TC |
|---|
| Connector Type | Headphones (phone stereo 6.3 mm) | Headset (EasyDisconnect) |
|---|
| OTHERS | Sennheiser HD 559 | EPOS I SENNHEISER IMPACT SC 660 TC |
|---|
| Included Accessories | - | Carrying pouch, leatherette ear pads, cable clip | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 3 years |
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