In depth comparison and review of August EP650 and Poly Voyager 4300 UC Series 4320. 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 | August EP650 | Poly Voyager 4300 UC Series 4320 |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC - 3.5 mm jack | Headset - Bluetooth - wireless - USB-A | |
|---|---|---|---|
| Height | 17.66 cm | 18.6 cm | |
| Width | 18.86 cm | 21 cm | |
| Depth | 7.1 cm | 5.5 cm | |
| Weight | 235 g | 162 g | Poly Voyager 4300 UC Series 4320 are lighter than August EP650 headphones. |
| Colour | Gold | - | |
| Recommended Use | Portable electronics, computer | Computer | |
| Bluetooth Range (Operating Distance) | 10 m | 50 m | Poly Voyager 4300 UC Series 4320 have a greater operating distance than August EP650. |
| SOUND QUALITY | August EP650 | Poly Voyager 4300 UC Series 4320 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Foldable | Yes | - | August EP650 can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.2 | Poly Voyager 4300 UC Series 4320 have a more advanced version of Bluetooth than August EP650. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Noise Isolating | - | Yes | Poly Voyager 4300 UC Series 4320 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 60 - 20000 Hz | - | |
| Total Harmonic Distortion (THD) | 1% | - | |
| Diaphragm | 50 mm | - | |
| Signal-To-Noise Ratio | 85 dB | - | |
| Features | Bluetooth aptX technology | Acoustic Fence technology |
| MICROPHONE | August EP650 | Poly Voyager 4300 UC Series 4320 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | August EP650 | Poly Voyager 4300 UC Series 4320 |
|---|
| Controls | - | Mute, volume, answer/end, play/pause, next/previous track |
|---|
| CABLE | August EP650 | Poly Voyager 4300 UC Series 4320 |
|---|
| Cable Type | Headphones cable - detachable | - |
|---|
| BATTERY AND CHARGING | August EP650 | Poly Voyager 4300 UC Series 4320 |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headset battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 220 mAh | - | |
| Battery Life | 10 hour(s) | - | |
| Standby Time | 720 hours | - | |
| Charging Time | 2 hour(s) | - |
| CONNECTIONS | August EP650 | Poly Voyager 4300 UC Series 4320 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | August EP650 | Poly Voyager 4300 UC Series 4320 |
|---|
| Included Accessories | USB charging cable | Bluetooth USB-A adapter | |
|---|---|---|---|
| Software Certification | - | Zoom Certified | |
| Service & Support | Limited warranty - 1 year | Limited warranty - 2 years |
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