Side by side comparison and review of Poly Blackwire 325-M and Poly Voyager Surround 80 UC. 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 | Poly Blackwire 325-M | Poly Voyager Surround 80 UC |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headphones - Bluetooth - wireless, wired - 3.5 mm jack, USB-C via Bluetooth adapter | |
|---|---|---|---|
| Series | 300 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 | |
| Headband Material | Metal | - | |
| Recommended Use | - | Computer | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | Poly Blackwire 325-M | 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 | Poly Voyager Surround 80 UC are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | 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 Technology | SoundGuard DIGITAL Technology | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire 325-M | Poly Voyager Surround 80 UC |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Frequency Response | 100 - 10000 Hz | 100 - 6800 Hz | Poly Blackwire 325-M offer a larger microphone frequency range than Poly Voyager Surround 80 UC. |
| Sensitivity | - | -37 dB | |
| Microphones Included | - | 6 |
| REMOTE CONTROL | Poly Blackwire 325-M | 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 325-M | Poly Voyager Surround 80 UC |
|---|
| Cable Type | Headset cable - 2.13 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 | 2.13 m | - |
| FEATURES | Poly Blackwire 325-M | Poly Voyager Surround 80 UC |
|---|
| Features | - | In-call LED indicator, touch control, Smart Sensor Technology | |
|---|---|---|---|
| Additional Functions | DSP | - |
| BATTERY AND CHARGING | Poly Blackwire 325-M | 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 325-M | Poly Voyager Surround 80 UC |
|---|
| Connector Type | USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Poly Blackwire 325-M | Poly Voyager Surround 80 UC |
|---|
| Included Accessories | - | 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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