In depth comparison and review of EPOS I SENNHEISER ADAPT SC 165 USB and Poly Voyager Focus B825. 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 | EPOS I SENNHEISER ADAPT SC 165 USB | Poly Voyager Focus B825 |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headset - Bluetooth - wireless - USB-A via Bluetooth adapter | |
|---|---|---|---|
| Height | - | 7 cm | |
| Width | - | 18.3 cm | |
| Depth | - | 16 cm | |
| Weight | 98 g | 155 g | EPOS I SENNHEISER ADAPT SC 165 USB are lighter than EPOS I SENNHEISER ADAPT SC 165 USB headphones. |
| Colour | Black, white | Black | |
| Earpad Material | Leatherette | - | |
| Recommended Use | Portable electronics, computer | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | EPOS I SENNHEISER ADAPT SC 165 USB | Poly Voyager Focus B825 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.1 | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard DIGITAL | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | EPOS Voice | - | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Sound Pressure | 115 dB | - | |
| Diaphragm | - | 32 mm | |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 8 | Poly Voyager Focus B825 have the ability to connect to multiple devices simultaneously. |
| Magnet Material | Neodymium | - | |
| Features | - | Smart Sensor Technology | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | EPOS I SENNHEISER ADAPT SC 165 USB | Poly Voyager Focus B825 |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | MEMS-directional | |
| Frequency Response | 100 - 10000 Hz | 100 - 6700 Hz | EPOS I SENNHEISER ADAPT SC 165 USB offer a larger microphone frequency range than Poly Voyager Focus B825. |
| Microphones Included | - | 3 |
| REMOTE CONTROL | EPOS I SENNHEISER ADAPT SC 165 USB | Poly Voyager Focus B825 |
|---|
| Controls | Volume, answer/end, microphone on/mute, redial | Volume, answer/end, microphone on/mute, play/pause |
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| CABLE | EPOS I SENNHEISER ADAPT SC 165 USB | Poly Voyager Focus B825 |
|---|
| Cable Type | Headset cable USB cable - detachable |
Micro-USB charging cable | |
|---|---|---|---|
| Cable Length | 2.262 m | - |
| FEATURES | EPOS I SENNHEISER ADAPT SC 165 USB | Poly Voyager Focus B825 |
|---|
| Features | EPOS ActiveGard | - |
|---|
| BATTERY AND CHARGING | EPOS I SENNHEISER ADAPT SC 165 USB | Poly Voyager Focus B825 |
|---|
| Battery Type | - | Headset battery rechargeable | |
|---|---|---|---|
| Battery Capacity | - | 325 mAh | |
| Battery Life | - | 15 hour(s) | |
| Battery Life Details | - | Continuous playback (AAC, active noise-cancelling on): up to 12 hours Continuous talk (active noise-cancelling off): up to 12 hours Continuous talk (active noise-cancelling on): up to 10 hours Continuous playback (active noise-cancelling off): up to 15 hours |
|
| Charging Time | - | 2 hour(s) |
| CONNECTIONS | EPOS I SENNHEISER ADAPT SC 165 USB | Poly Voyager Focus B825 |
|---|
| Connector Type | USB (4 PIN USB Type A) Headset (mini-phone stereo 3.5 mm 4-pole) |
- |
|---|
| OTHERS | EPOS I SENNHEISER ADAPT SC 165 USB | Poly Voyager Focus B825 |
|---|
| Included Accessories | Carrying pouch, USB cable | Travel pouch, BT700 Bluetooth USB adapter | |
|---|---|---|---|
| Software Certification | Certified for Skype for Business | Certified for Skype for Business | |
| TAA Compliant | - | Yes | |
| Service & Support | Limited warranty - 2 years | - |
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