In depth comparison and review of V7 HA520-2EP and Poly Voyager Surround 85. 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 | V7 HA520-2EP | Poly Voyager Surround 85 |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - Bluetooth - wireless - USB-C via Bluetooth adapter | |
|---|---|---|---|
| Series | - | Voyager Surround 80 series | |
| Height | 18.8 cm | 18.1 cm | |
| Width | 6.8 cm | 19.1 cm | |
| Depth | 14.8 cm | 7.7 cm | |
| Weight | 163.5 g | 275 g | V7 HA520-2EP are lighter than V7 HA520-2EP headphones. |
| Colour | Black | Black | |
| Earpad Material | - | Artificial leather | |
| Recommended Use | - | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | V7 HA520-2EP | Poly Voyager Surround 85 |
|---|
| Headphones Form Factor | On-ear | Over ear | |
|---|---|---|---|
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.3 | |
| 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 | 20 - 20000 Hz | - | |
| Sensitivity | 110 dB | 132 dB | Poly Voyager Surround 85 have higher sensitivity than V7 HA520-2EP. |
| Impedance | 32 Ohm | - | |
| Diaphragm | 40 mm | 40 mm | Both headphones are designed with same thick diaphragm. |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 2 | Poly Voyager Surround 85 have the ability to connect to multiple devices simultaneously. |
| Features | - | SoundGuard DIGITAL Technology, Smart Sensor Technology | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | V7 HA520-2EP | Poly Voyager Surround 85 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Frequency Response | - | 20 - 16000 Hz | |
| Sensitivity | - | -37 dB | |
| Microphones Included | - | 10 |
| REMOTE CONTROL | V7 HA520-2EP | Poly Voyager Surround 85 |
|---|
| Controls | - | Volume, power on/off, answer/end, play/pause |
|---|
| CABLE | V7 HA520-2EP | Poly Voyager Surround 85 |
|---|
| Cable Type | Headphones cable - 1.8 m | USB-C to mini-phone 3.5 mm cable USB-C charge cable - detachable |
|
|---|---|---|---|
| Cable Length | 1.8 m | - |
| BATTERY AND CHARGING | V7 HA520-2EP | Poly Voyager Surround 85 |
|---|
| Battery Type | - | Headset battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Life | - | 24 hours | |
| Battery Life Details | - | Continuous playback: up to 24 hours Continuous talk: up to 21 hours |
|
| Charging Time | - | 1 hours |
| CONNECTIONS | V7 HA520-2EP | Poly Voyager Surround 85 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | V7 HA520-2EP | 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 | - | Mac, Windows | |
| Software Certification | - | Certified for Microsoft Teams, Certified for Microsoft Teams Open Office, UC certified | |
| Supported Host Device OS | - | macOS, Android, iOS, Windows | |
| Compliant Standards | FCC, RoHS | - | |
| Service & Support | Limited warranty - 2 years | - |
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