In depth comparison and review of Poly Voyager Focus UC B825S-M and EPOS I SENNHEISER ADAPT 165 USB II. 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 Focus UC B825S-M | EPOS I SENNHEISER ADAPT 165 USB II |
|---|
| Product Type | Headset - Bluetooth - wireless | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Weight | 155 g | 135.8 g | EPOS I SENNHEISER ADAPT 165 USB II are lighter than Poly Voyager Focus UC B825S-M headphones. |
| Colour | - | Black | |
| Earpad Material | - | Leatherette | |
| Recommended Use | Portable electronics, computer | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 45 m | - |
| SOUND QUALITY | Poly Voyager Focus UC B825S-M | EPOS I SENNHEISER ADAPT 165 USB II |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Foldable | - | Yes | EPOS I SENNHEISER ADAPT 165 USB II can be folded. |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.1 | - | |
| Bluetooth Profiles | Advanced Audio Distribution Profile (A2DP) | - | |
| Active Noise Cancelling | Yes | - | Poly Voyager Focus UC B825S-M are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | EPOS Voice | |
| Frequency Response | - | 20 - 20000 Hz | |
| Max Sound Pressure | - | 115 dB | |
| Magnet Material | - | Neodymium | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Poly Voyager Focus UC B825S-M | EPOS I SENNHEISER ADAPT 165 USB II |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Mono | - | |
| Frequency Response | - | 100 - 8000 Hz |
| REMOTE CONTROL | Poly Voyager Focus UC B825S-M | EPOS I SENNHEISER ADAPT 165 USB II |
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| Controls | Volume | Volume, answer/end, microphone on/mute, hold, redial |
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| CABLE | Poly Voyager Focus UC B825S-M | EPOS I SENNHEISER ADAPT 165 USB II |
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| Cable Type | Charging cable | Headset cable USB cable - detachable |
|---|
| FEATURES | Poly Voyager Focus UC B825S-M | EPOS I SENNHEISER ADAPT 165 USB II |
|---|
| Additional Functions | DSP | - |
|---|
| BATTERY AND CHARGING | Poly Voyager Focus UC B825S-M | EPOS I SENNHEISER ADAPT 165 USB II |
|---|
| Battery Type | Headset battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 15 hour(s) | - |
| CONNECTIONS | Poly Voyager Focus UC B825S-M | EPOS I SENNHEISER ADAPT 165 USB II |
|---|
| Connector Type | Bluetooth | USB (4 PIN USB Type A) Headset (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | Poly Voyager Focus UC B825S-M | EPOS I SENNHEISER ADAPT 165 USB II |
|---|
| Included Accessories | Carrying case, Bluetooth USB adapter, charging stand | - | |
|---|---|---|---|
| Software Certification | - | Optimised for UC | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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