Detailed comparison and review of Poly Blackwire 325 and Poly Voyager 4300 UC Series 4320. 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 | Poly Voyager 4300 UC Series 4320 |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headset - Bluetooth - wireless - USB-A | |
|---|---|---|---|
| Series | 300 Series | - | |
| Height | - | 18.6 cm | |
| Width | - | 21 cm | |
| Depth | - | 5.5 cm | |
| Weight | - | 162 g | |
| Headband Material | Metal | - | |
| Recommended Use | - | Computer | |
| Bluetooth Range (Operating Distance) | - | 50 m |
| SOUND QUALITY | Poly Blackwire 325 | Poly Voyager 4300 UC Series 4320 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.2 | |
| Noise Isolating | - | Yes | Poly Voyager 4300 UC Series 4320 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | - | |
| Features | SoundGuard Technology | Acoustic Fence technology | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire 325 | Poly Voyager 4300 UC Series 4320 |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Frequency Response | 100 - 10000 Hz | - | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Poly Blackwire 325 | Poly Voyager 4300 UC Series 4320 |
|---|
| Controls | Mute, volume, answer/end | Mute, volume, answer/end, play/pause, next/previous track |
|---|
| CABLE | Poly Blackwire 325 | Poly Voyager 4300 UC Series 4320 |
|---|
| Cable Type | Headset cable - 2.13 m | - | |
|---|---|---|---|
| Cable Length | 2.13 m | - |
| FEATURES | Poly Blackwire 325 | Poly Voyager 4300 UC Series 4320 |
|---|
| Additional Functions | DSP | - |
|---|
| BATTERY AND CHARGING | Poly Blackwire 325 | Poly Voyager 4300 UC Series 4320 |
|---|
| Battery Type | - | Headset battery rechargeable |
|---|
| CONNECTIONS | Poly Blackwire 325 | Poly Voyager 4300 UC Series 4320 |
|---|
| Connector Type | USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
- |
|---|
| OTHERS | Poly Blackwire 325 | Poly Voyager 4300 UC Series 4320 |
|---|
| Included Accessories | - | Bluetooth USB-A adapter | |
|---|---|---|---|
| Software Certification | - | Zoom Certified | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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