In depth comparison and review of Poly Voyager 4300 UC Series 4320 and Sennheiser HMDC 27. 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 Voyager 4300 UC Series 4320 | Sennheiser HMDC 27 |
|---|
| Product Type | Headset - Bluetooth - wireless - USB-A | Headset - wired | |
|---|---|---|---|
| Height | 18.6 cm | - | |
| Width | 21 cm | - | |
| Depth | 5.5 cm | - | |
| Weight | 162 g | 240 g | Poly Voyager 4300 UC Series 4320 are lighter than Poly Voyager 4300 UC Series 4320 headphones. |
| Recommended Use | Computer | Professional audio | |
| Bluetooth Range (Operating Distance) | 50 m | - |
| SOUND QUALITY | Poly Voyager 4300 UC Series 4320 | Sennheiser HMDC 27 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 5.2 | - | |
| Active Noise Cancelling | - | Yes | Sennheiser HMDC 27 are equipped with active noice cancellation. |
| Noise Isolating | Yes | - | Poly Voyager 4300 UC Series 4320 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 8 - 18000 Hz | |
| Total Harmonic Distortion (THD) | - | <0.1% | |
| Max Sound Pressure | - | 128 dB | |
| Features | Acoustic Fence technology | - |
| MICROPHONE | Poly Voyager 4300 UC Series 4320 | Sennheiser HMDC 27 |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Technology | - | Dynamic | |
| Microphone Operation Mode | - | Hypercardioid | |
| Frequency Response | - | 40 - 18000 Hz | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | Poly Voyager 4300 UC Series 4320 | Sennheiser HMDC 27 |
|---|
| Controls | Mute, volume, answer/end, play/pause, next/previous track | - |
|---|
| FEATURES | Poly Voyager 4300 UC Series 4320 | Sennheiser HMDC 27 |
|---|
| Features | - | EPOS ActiveGard |
|---|
| BATTERY AND CHARGING | Poly Voyager 4300 UC Series 4320 | Sennheiser HMDC 27 |
|---|
| Battery Type | Headset battery rechargeable | - |
|---|
| OTHERS | Poly Voyager 4300 UC Series 4320 | Sennheiser HMDC 27 |
|---|
| Included Accessories | Bluetooth USB-A adapter | Wind screen, cable clip, headband padding | |
|---|---|---|---|
| Software Certification | Zoom Certified | - | |
| Service & Support | Limited warranty - 2 years | - |
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