Detailed comparison and review of Poly Blackwire 325-M and Poly Blackwire C725-UC. 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 325-M | Poly Blackwire C725-UC |
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Product Type | Headset - wired - USB, 3.5 mm jack | Headset - wired - USB | |
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Series | 300 Series | 700 Series | |
Headband Material | Metal | - | |
Recommended Use | - | Computer |
SOUND QUALITY | Poly Blackwire 325-M | Poly Blackwire C725-UC |
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Headphones Form Factor | On-ear | On-ear | |
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Connectivity Technology | Wired | Wired | |
Active Noise Cancelling | - | Yes | Poly Blackwire C725-UC are equipped with active noice cancellation. |
Active Noise Cancelling Technology | - | SoundGuard | |
Sound Output Mode | Stereo | Stereo | |
Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
Features | SoundGuard Technology | - | |
In-Cord Volume Control | Yes | Yes |
MICROPHONE | Poly Blackwire 325-M | Poly Blackwire C725-UC |
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Form Factor | - | Headset microphone | |
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Type | Boom | Boom | |
Frequency Response | 100 - 10000 Hz | 100 - 8000 Hz | Poly Blackwire 325-M offer a larger microphone frequency range than Poly Blackwire C725-UC. |
REMOTE CONTROL | Poly Blackwire 325-M | Poly Blackwire C725-UC |
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Controls | Mute, volume, answer/end | Mute, volume, answer/end |
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CABLE | Poly Blackwire 325-M | Poly Blackwire C725-UC |
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Cable Type | Headset cable - 2.13 m | USB cable - 2.04 m | |
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Cable Length | 2.13 m | 2.04 m |
FEATURES | Poly Blackwire 325-M | Poly Blackwire C725-UC |
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Additional Functions | DSP | - |
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CONNECTIONS | Poly Blackwire 325-M | Poly Blackwire C725-UC |
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Connector Type | USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
USB (4 PIN USB Type A) |
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OTHERS | Poly Blackwire 325-M | Poly Blackwire C725-UC |
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Included Accessories | - | Carrying case | |
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Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |