Side by side comparison and review of Roland RH A7 and Poly Voyager Surround 85. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Roland RH A7 | 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 | - | 18.1 cm | |
| Width | - | 19.1 cm | |
| Depth | - | 7.7 cm | |
| Weight | 200 g | 275 g | Roland RH A7 are lighter than Roland RH A7 headphones. |
| Colour | Black | Black | |
| Earpad Material | - | Artificial leather | |
| Recommended Use | Professional audio | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | Roland RH A7 | Poly Voyager Surround 85 |
|---|
| Headphones Form Factor | Full size | Over ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Open | - | |
| 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 | 10 - 25000 Hz | - | |
| Sensitivity | 97 dB/mW | 132 dB | Poly Voyager Surround 85 have higher sensitivity than Roland RH A7. |
| Impedance | 34 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. |
| Magnet Material | Neodymium magnet | - | |
| Features | - | SoundGuard DIGITAL Technology, Smart Sensor Technology |
| MICROPHONE | Roland RH A7 | Poly Voyager Surround 85 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Frequency Response | - | 20 - 16000 Hz | |
| Sensitivity | - | -37 dB | |
| Microphones Included | - | 10 |
| REMOTE CONTROL | Roland RH A7 | Poly Voyager Surround 85 |
|---|
| Controls | - | Volume, power on/off, answer/end, play/pause |
|---|
| CABLE | Roland RH A7 | Poly Voyager Surround 85 |
|---|
| Cable Type | Headphones cable - 3 m | USB-C to mini-phone 3.5 mm cable USB-C charge cable - detachable |
|
|---|---|---|---|
| Cable Length | 3 m | - | |
| Plated Connector | Gold | - |
| BATTERY AND CHARGING | Roland RH A7 | 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 | Roland RH A7 | Poly Voyager Surround 85 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | Roland RH A7 | Poly Voyager Surround 85 |
|---|
| Included Accessories | 6.3 mm (1/4") stereo adapter | 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 |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
