Detailed comparison and review of Poly Blackwire C725-UC and Poly Voyager Surround 80 UC. 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 | Poly Blackwire C725-UC | Poly Voyager Surround 80 UC |
|---|
| Product Type | Headset - wired - USB | Headphones - Bluetooth - wireless, wired - 3.5 mm jack, USB-C via Bluetooth adapter | |
|---|---|---|---|
| Series | 700 Series | Voyager Surround 80 series | |
| Height | - | 18.1 cm | |
| Width | - | 19.1 cm | |
| Depth | - | 7.7 cm | |
| Weight | - | 275 g | |
| Colour | - | Black | |
| Earpad Material | - | Artificial leather | |
| Recommended Use | Computer | Computer | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | Poly Blackwire C725-UC | Poly Voyager Surround 80 UC |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Connectivity Technology | Wired | Wireless, wired | |
| 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 | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | SoundGuard | Adaptive Active Noise Cancellation | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | - | 132 dB | |
| Diaphragm | - | 40 mm | |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 2 | Poly Voyager Surround 80 UC have the ability to connect to multiple devices simultaneously. |
| Features | - | SoundGuard DIGITAL Technology | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire C725-UC | Poly Voyager Surround 80 UC |
|---|
| Form Factor | Headset microphone | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Frequency Response | 100 - 8000 Hz | 100 - 6800 Hz | Poly Blackwire C725-UC offer a larger microphone frequency range than Poly Voyager Surround 80 UC. |
| Sensitivity | - | -37 dB | |
| Microphones Included | - | 6 |
| REMOTE CONTROL | Poly Blackwire C725-UC | Poly Voyager Surround 80 UC |
|---|
| Controls | Mute, volume, answer/end | Mute, volume, power on/off, play/pause, next/previous track, pair mode, Microsoft Teams button |
|---|
| CABLE | Poly Blackwire C725-UC | Poly Voyager Surround 80 UC |
|---|
| Cable Type | USB cable - 2.04 m | USB-C charge cable - detachable USB-C to mini-phone 3.5 mm cable - detachable USB-C to USB-A adapter - detachable |
|
|---|---|---|---|
| Cable Length | 2.04 m | - |
| FEATURES | Poly Blackwire C725-UC | Poly Voyager Surround 80 UC |
|---|
| Features | - | In-call LED indicator, touch control, Smart Sensor Technology |
|---|
| BATTERY AND CHARGING | Poly Blackwire C725-UC | Poly Voyager Surround 80 UC |
|---|
| Battery Type | - | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 1100 mAh | |
| Battery Life | - | 24 hours | |
| Battery Life Details | - | Continuous talk: up to 21 hours Continuous playback: up to 24 hours Continuous talk (with 15 min charge): up to 10 hours |
|
| Standby Time | - | 21 days | |
| Charging Time | - | 1 hour(s) |
| CONNECTIONS | Poly Blackwire C725-UC | Poly Voyager Surround 80 UC |
|---|
| Connector Type | USB (4 PIN USB Type A) | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Poly Blackwire C725-UC | Poly Voyager Surround 80 UC |
|---|
| Included Accessories | Carrying case | Carrying case, 3.5 mm to USB-C cable, USB-C to USB-A adapter, BT700 Bluetooth USB-C adapter, USB-C charge cable | |
|---|---|---|---|
| Software Included | - | Poly Lens | |
| Compatibility | - | Mac, Windows | |
| Software Certification | - | Certified for Microsoft Teams, Certified for Microsoft Teams Open Office | |
| Supported Host Device OS | - | macOS, Android, iOS, Windows | |
| Service & Support | Limited warranty - 2 years | - |
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