In depth comparison and review of Poly Voyager 8200 UC and Sennheiser HD 820. 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 | Poly Voyager 8200 UC | Sennheiser HD 820 |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC - 3.5 mm jack | Headphones - wired | |
|---|---|---|---|
| Height | 19 cm | - | |
| Width | 18 cm | - | |
| Depth | 7.6 cm | - | |
| Weight | 289 g | 360 g | Poly Voyager 8200 UC are lighter than Poly Voyager 8200 UC headphones. |
| Colour | White | Black | - | |
| Earpad Material | - | Microfibre | |
| Recommended Use | Portable electronics, computer | - | |
| Bluetooth Range (Operating Distance) | 30 m | - |
| SOUND QUALITY | Poly Voyager 8200 UC | Sennheiser HD 820 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.1 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Active Noise Cancelling | Yes | - | Poly Voyager 8200 UC are equipped with active noice cancellation. |
| Noise Isolating | - | Yes | Sennheiser HD 820 are equipped with a noise isolating function. |
| Volume Limiting Function | Yes | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 6 - 48000 Hz | |
| Sensitivity | - | 103 dB/Vrms | |
| Impedance | - | 300 Ohm | |
| Diaphragm | 40 mm | - | |
| Simultaneously Connectable Devices Qty (Multipoint) | 2 | - | Poly Voyager 8200 UC have the ability to connect to multiple devices simultaneously. |
| MICROPHONE | Poly Voyager 8200 UC | Sennheiser HD 820 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Noise Cancelling | Yes | - | Poly Voyager 8200 UC microphone can cancel out ambient noise. |
| Microphones Included | 2 | - |
| REMOTE CONTROL | Poly Voyager 8200 UC | Sennheiser HD 820 |
|---|
| Controls | Mute, volume control, on/off, answer/end, next/previous track, reject call, redial, voice assistant | - |
|---|
| CABLE | Poly Voyager 8200 UC | Sennheiser HD 820 |
|---|
| Cable Type | Headphones cable - detachable | Headphones cable - OFC - 3 m | |
|---|---|---|---|
| Cable Length | - | 3 m | |
| Plated Connector | - | Gold |
| FEATURES | Poly Voyager 8200 UC | Sennheiser HD 820 |
|---|
| Intelligent Assistant | Siri, Cortana, Google Now | - | |
|---|---|---|---|
| Additional Functions | DSP | - |
| BATTERY AND CHARGING | Poly Voyager 8200 UC | Sennheiser HD 820 |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Capacity | 660 mAh | - | |
| Battery Life | 24 hour(s) | - | |
| Battery Life Details | Continuous playback: up to 24 hours Continuous talk: up to 20 hours |
- | |
| Charging Time | 3 hour(s) | - |
| WIRELESS LINK | Poly Voyager 8200 UC | Sennheiser HD 820 |
|---|
| Transmission Range | 30 m | - |
|---|
| CONNECTIONS | Poly Voyager 8200 UC | Sennheiser HD 820 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headphones (phone stereo 6.3 mm) |
|---|
| OTHERS | Poly Voyager 8200 UC | Sennheiser HD 820 |
|---|
| Included Accessories | Carrying pouch, Bluetooth USB adapter, USB charge cable | USB flash drive, microfibre cleaning cloth, 4.4 mm Pentaconn stereo jack plug, XLR-4 connector | |
|---|---|---|---|
| Software Certification | Certified for Microsoft Teams | - | |
| Service & Support | Limited warranty - 2 years | - |
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