Detailed comparison and review of Sennheiser HD 300 PROtect and MSI H991. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Sennheiser HD 300 PROtect | MSI H991 |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 297 g | 300 g | Sennheiser HD 300 PROtect are lighter than Sennheiser HD 300 PROtect headphones. |
| Recommended Use | - | Computer |
| SOUND QUALITY | Sennheiser HD 300 PROtect | MSI H991 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| 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 | 6 - 25000 Hz | 20 - 20000 Hz | Sennheiser HD 300 PROtect offer a larger frequency range than MSI H991. |
| Max Input Power | 500 mW | - | |
| Total Harmonic Distortion (THD) | <0.1% | - | |
| Sensitivity | 108 dB | 101 dB +/- 3dB | Sennheiser HD 300 PROtect have higher sensitivity than MSI H991. |
| Impedance | 64 Ohm | 32 Ohm | |
| Diaphragm | - | 40 mm |
| MICROPHONE | Sennheiser HD 300 PROtect | MSI H991 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | - | Omni-directional | |
| Sensitivity | - | -47 dB | |
| Sensitivity Margin | - | +/- 3dB | |
| Impedance | - | 2.2 kOhm |
| CABLE | Sennheiser HD 300 PROtect | MSI H991 |
|---|
| Cable Type | Headphones cable - 1.55 m | - | |
|---|---|---|---|
| Cable Length | 1.55 m | 1.5 m |
| FEATURES | Sennheiser HD 300 PROtect | MSI H991 |
|---|
| Features | EPOS ActiveGard | - |
|---|
| CONNECTIONS | Sennheiser HD 300 PROtect | MSI H991 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | Headset (mini-phone 3.5mm) |
|---|
| OTHERS | Sennheiser HD 300 PROtect | MSI H991 |
|---|
| Included Accessories | 6.3 mm (1/4") stereo adapter | - |
|---|
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