In depth comparison and review of Poly Voyager 4300 UC Series 4320 and EPOS I SENNHEISER C20. 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 | EPOS I SENNHEISER C20 |
|---|
| Product Type | Headset - Bluetooth - wireless - USB-A | Headset - Bluetooth - wireless - USB-A via Bluetooth adapter | |
|---|---|---|---|
| Series | - | C-series | |
| Height | 18.6 cm | 20 cm | |
| Width | 21 cm | 16.5 cm | |
| Depth | 5.5 cm | 5.8 cm | |
| Weight | 162 g | 200 g | Poly Voyager 4300 UC Series 4320 are lighter than Poly Voyager 4300 UC Series 4320 headphones. |
| Colour | - | Black | |
| Recommended Use | Computer | - | |
| Bluetooth Range (Operating Distance) | 50 m | 25 m | Poly Voyager 4300 UC Series 4320 have a greater operating distance than EPOS I SENNHEISER C20. |
| SOUND QUALITY | Poly Voyager 4300 UC Series 4320 | EPOS I SENNHEISER C20 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | 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 | |
| Total Harmonic Distortion (THD) | - | 3% | |
| Features | Acoustic Fence technology | EPOS BrainAdapt Technology |
| MICROPHONE | Poly Voyager 4300 UC Series 4320 | EPOS I SENNHEISER C20 |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphones Included | 2 | - |
| REMOTE CONTROL | Poly Voyager 4300 UC Series 4320 | EPOS I SENNHEISER C20 |
|---|
| Controls | Mute, volume, answer/end, play/pause, next/previous track | - |
|---|
| BATTERY AND CHARGING | Poly Voyager 4300 UC Series 4320 | EPOS I SENNHEISER C20 |
|---|
| Battery Type | Headset battery rechargeable | Headset battery rechargeable | |
|---|---|---|---|
| Standby Time | - | 300 hours | |
| Charging Time | - | 2 hour(s) |
| OTHERS | Poly Voyager 4300 UC Series 4320 | EPOS I SENNHEISER C20 |
|---|
| Included Accessories | Bluetooth USB-A adapter | Carrying case, charging cable, BTD 800 USB dongle | |
|---|---|---|---|
| Software Certification | Zoom Certified | - | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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