Detailed comparison and review of August EP650B and Poly Voyager Surround 85. 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 | August EP650B | Poly Voyager Surround 85 |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC - USB, 3.5 mm jack | Headset - Bluetooth - wireless - USB-C via Bluetooth adapter | |
|---|---|---|---|
| Series | - | Voyager Surround 80 series | |
| Height | 17.66 cm | 18.1 cm | |
| Width | 18.86 cm | 19.1 cm | |
| Depth | 7.1 cm | 7.7 cm | |
| Weight | 235 g | 275 g | August EP650B are lighter than August EP650B headphones. |
| Colour | - | Black | |
| Earpad Material | - | Artificial leather | |
| Recommended Use | Portable electronics, computer | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 10 m | 30 m | Poly Voyager Surround 85 have a greater operating distance than August EP650B. |
| SOUND QUALITY | August EP650B | Poly Voyager Surround 85 |
|---|
| Headphones Form Factor | Full size | Over ear | |
|---|---|---|---|
| Foldable | Yes | - | August EP650B can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.3 | Poly Voyager Surround 85 have a more advanced version of Bluetooth than August EP650B. |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Audio/Video Distribution Transport Protocol (AVDTP) | |
| Active Noise Cancelling | - | Yes | Poly Voyager Surround 85 are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Adjustable noise cancellation | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 60 - 20000 Hz | - | |
| Total Harmonic Distortion (THD) | 1% | - | |
| Sensitivity | - | 132 dB | |
| Diaphragm | 50 mm | 40 mm | August EP650B have a thicker diaphragm than Poly Voyager Surround 85. |
| Signal-To-Noise Ratio | 85 dB | - | |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 2 | Poly Voyager Surround 85 have the ability to connect to multiple devices simultaneously. |
| Features | Bluetooth aptX technology | SoundGuard DIGITAL Technology, Smart Sensor Technology |
| MICROPHONE | August EP650B | Poly Voyager Surround 85 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Frequency Response | - | 20 - 16000 Hz | |
| Sensitivity | - | -37 dB | |
| Microphones Included | - | 10 |
| REMOTE CONTROL | August EP650B | Poly Voyager Surround 85 |
|---|
| Controls | - | Volume, power on/off, answer/end, play/pause |
|---|
| CABLE | August EP650B | Poly Voyager Surround 85 |
|---|
| Cable Type | Headphones cable - detachable | USB-C to mini-phone 3.5 mm cable USB-C charge cable - detachable |
|---|
| BATTERY AND CHARGING | August EP650B | Poly Voyager Surround 85 |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headset battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | 220 mAh | - | |
| Battery Life | 10 hour(s) | 24 hours | Poly Voyager Surround 85 lasts longer on a single charge than the August EP650B. |
| Battery Life Details | - | Continuous playback: up to 24 hours Continuous talk: up to 21 hours |
|
| Standby Time | 720 hours | - | |
| Charging Time | 2 hour(s) | 1 hours | Poly Voyager Surround 85 recharge faster than August EP650B. |
| CONNECTIONS | August EP650B | Poly Voyager Surround 85 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) USB |
- |
|---|
| OTHERS | August EP650B | Poly Voyager Surround 85 |
|---|
| Included Accessories | - | Carrying case, USB charging cable, charging stand, USB-C to USB-A adapter, USB-C to audio cable, BT700 Bluetooth USB-C adapter | |
|---|---|---|---|
| Software Included | - | Poly Lens | |
| Compatibility | iPhone, iPad, iPod, Android phone | Mac, Windows | |
| Software Certification | - | Certified for Microsoft Teams, Certified for Microsoft Teams Open Office, UC certified | |
| Supported Host Device OS | - | macOS, Android, iOS, Windows |
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