In depth comparison and review of Poly Blackwire C225 and Poly Voyager 4220. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
DESIGN AND DIMENSIONS | Poly Blackwire C225 | Poly Voyager 4220 |
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Product Type | Headset - wired - 3.5 mm jack | Headset - Bluetooth - wireless | |
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Series | - | 4200 UC Series | |
Weight | - | 150 g | |
Headband Material | Metal | - | |
Recommended Use | Portable electronics, computer | - | |
Bluetooth Range (Operating Distance) | - | 30 m |
SOUND QUALITY | Poly Blackwire C225 | Poly Voyager 4220 |
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Headphones Form Factor | On-ear | On-ear | |
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Connectivity Technology | Wired | Wireless | |
Wireless Technology | - | Bluetooth | |
Bluetooth Version | - | Bluetooth 5.0 | |
Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
Bluetooth Audio Codec | - | SBC, mSBC | |
Sound Output Mode | Stereo | Stereo | |
Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
Impedance | - | 32 Ohm | |
Diaphragm | - | 32 mm | |
Features | SoundGuard Technology | SoundGuard DIGITAL Technology | |
In-Cord Volume Control | Yes | - |
MICROPHONE | Poly Blackwire C225 | Poly Voyager 4220 |
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Form Factor | - | Headset microphone | |
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Type | Boom | Boom | |
Microphone Operation Mode | - | Uni-directional, MEMS-directional | |
Noise Cancelling | - | Yes | Poly Voyager 4220 microphone can cancel out ambient noise. |
Frequency Response | 100 - 10000 Hz | 100 - 6800 Hz | Poly Blackwire C225 offer a larger microphone frequency range than Poly Voyager 4220. |
Microphones Included | - | 2 |
REMOTE CONTROL | Poly Blackwire C225 | Poly Voyager 4220 |
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Controls | Mute, volume, answer/end | Mute, volume, answer/end, play/pause, next/previous track, reject call, redial, voice assistant |
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CABLE | Poly Blackwire C225 | Poly Voyager 4220 |
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Cable Type | Headset cable | - |
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FEATURES | Poly Blackwire C225 | Poly Voyager 4220 |
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Features | - | Voice alerts |
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BATTERY AND CHARGING | Poly Blackwire C225 | Poly Voyager 4220 |
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Battery Type | - | Headset battery rechargeable - lithium polymer | |
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Battery Capacity | - | 360 mAh | |
Battery Life | - | 15 hour(s) | |
Battery Life Details | - | Continuous playback: up to 15 hours Continuous talk: up to 12 hours |
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Standby Time | - | 312 hours | |
Charging Time | - | 1.5 hour(s) |
CONNECTIONS | Poly Blackwire C225 | Poly Voyager 4220 |
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Connector Type | Headset (mini-phone stereo 3.5 mm 4-pole) | - |
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OTHERS | Poly Blackwire C225 | Poly Voyager 4220 |
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Included Accessories | - | Bluetooth USB adapter | |
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Software Certification | - | Certified for Microsoft Teams | |
Service & Support | Limited warranty - 2 years | - |