Detailed comparison and review of Poly Blackwire C725-UC and EPOS I SENNHEISER GSP 370. 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 | Poly Blackwire C725-UC | EPOS I SENNHEISER GSP 370 |
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Product Type | Headset - wired - USB | Headset - 7.1 channel - Bluetooth - wireless | |
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Series | 700 Series | - | |
Height | - | 18 cm | |
Width | - | 20 cm | |
Depth | - | 8 cm | |
Weight | - | 285 g | |
Colour | - | Black | |
Earpad Material | - | Memory foam | |
Recommended Use | Computer | Game console, computer | |
Bluetooth Range (Operating Distance) | - | 10 m |
SOUND QUALITY | Poly Blackwire C725-UC | EPOS I SENNHEISER GSP 370 |
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Headphones Form Factor | On-ear | Full size | |
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Headphones Technology | - | Dynamic | |
Ear Cups Type | - | Closed | |
Adjustable Headband | - | Yes | |
Connectivity Technology | Wired | Wireless | |
Wireless Technology | - | Bluetooth | |
Active Noise Cancelling | Yes | - | Poly Blackwire C725-UC are equipped with active noice cancellation. |
Active Noise Cancelling Technology | SoundGuard | - | |
Noise Isolating | - | Yes | EPOS I SENNHEISER GSP 370 are equipped with a noise isolating function. |
Sound Output Mode | Stereo | Stereo | |
Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
Total Harmonic Distortion (THD) | - | 1% | |
Sensitivity | - | 117 dB | |
Max Sound Pressure | - | 117 dB | |
In-Cord Volume Control | Yes | - |
MICROPHONE | Poly Blackwire C725-UC | EPOS I SENNHEISER GSP 370 |
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Form Factor | Headset microphone | Headset microphone | |
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Type | Boom | Boom | |
Microphone Operation Mode | - | Uni-directional | |
Noise Cancelling | - | Yes | EPOS I SENNHEISER GSP 370 microphone can cancel out ambient noise. |
Frequency Response | 100 - 8000 Hz | 100 - 6300 Hz | Poly Blackwire C725-UC offer a larger microphone frequency range than EPOS I SENNHEISER GSP 370. |
Audio Input Details | - | Uni-directional | |
Sensitivity | - | -41 dBV/Pascal | |
Microphone Features | - | Mute function |
REMOTE CONTROL | Poly Blackwire C725-UC | EPOS I SENNHEISER GSP 370 |
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Controls | Mute, volume, answer/end | Volume |
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CABLE | Poly Blackwire C725-UC | EPOS I SENNHEISER GSP 370 |
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Cable Type | USB cable - 2.04 m | USB charge cable - detachable - 1.5 m | |
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Cable Length | 2.04 m | - |
BATTERY AND CHARGING | Poly Blackwire C725-UC | EPOS I SENNHEISER GSP 370 |
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Battery Type | - | Headset battery rechargeable | |
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Battery Life | - | 100 hour(s) | |
Charging Time | - | 1 hour(s) |
CONNECTIONS | Poly Blackwire C725-UC | EPOS I SENNHEISER GSP 370 |
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Connector Type | USB (4 PIN USB Type A) | USB (4 PIN USB Type A) |
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OTHERS | Poly Blackwire C725-UC | EPOS I SENNHEISER GSP 370 |
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Included Accessories | Carrying case | Bluetooth dongle | |
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Compatibility | - | Mac, Windows | |
Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |