Side by side comparison and review of EPOS I SENNHEISER IMPACT SC 660 TC and Sennheiser HD 300 PROtect. 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 | EPOS I SENNHEISER IMPACT SC 660 TC | Sennheiser HD 300 PROtect |
|---|
| Product Type | Headset - wired - Easy Disconnect | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 113 g | 297 g | EPOS I SENNHEISER IMPACT SC 660 TC are lighter than EPOS I SENNHEISER IMPACT SC 660 TC headphones. |
| Colour | Black with silver | - | |
| Earpad Material | Leatherette | - |
| SOUND QUALITY | EPOS I SENNHEISER IMPACT SC 660 TC | Sennheiser HD 300 PROtect |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | - | Yes | Sennheiser HD 300 PROtect are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 50 - 18000 Hz | 6 - 25000 Hz | Sennheiser HD 300 PROtect offer a larger frequency range than EPOS I SENNHEISER IMPACT SC 660 TC. |
| Max Input Power | - | 500 mW | |
| Total Harmonic Distortion (THD) | - | <0.1% | |
| Sensitivity | 103 dB | 108 dB | Sennheiser HD 300 PROtect have higher sensitivity than EPOS I SENNHEISER IMPACT SC 660 TC. |
| Impedance | 200 Ohm | 64 Ohm | |
| Magnet Material | Neodymium | - |
| MICROPHONE | EPOS I SENNHEISER IMPACT SC 660 TC | Sennheiser HD 300 PROtect |
|---|
| Form Factor | Headset microphone | - | |
|---|---|---|---|
| Type | Boom | - | |
| Frequency Response | 150 - 6800 Hz | - |
| CABLE | EPOS I SENNHEISER IMPACT SC 660 TC | Sennheiser HD 300 PROtect |
|---|
| Cable Type | Headset cable - 1 m | Headphones cable - 1.55 m | |
|---|---|---|---|
| Cable Length | - | 1.55 m |
| FEATURES | EPOS I SENNHEISER IMPACT SC 660 TC | Sennheiser HD 300 PROtect |
|---|
| Features | - | EPOS ActiveGard |
|---|
| CONNECTIONS | EPOS I SENNHEISER IMPACT SC 660 TC | Sennheiser HD 300 PROtect |
|---|
| Connector Type | Headset (EasyDisconnect) | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | EPOS I SENNHEISER IMPACT SC 660 TC | Sennheiser HD 300 PROtect |
|---|
| Included Accessories | Carrying pouch, leatherette ear pads, cable clip | 6.3 mm (1/4") stereo adapter | |
|---|---|---|---|
| Service & Support | Limited warranty - 3 years | - |
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