In depth comparison and review of EPOS I SENNHEISER ADAPT 561 II and Poly Voyager Focus 2. 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 561 II | Poly Voyager Focus 2 |
|---|
| Product Type | Headset - Bluetooth - wireless | Headset - Bluetooth - wireless, wired - USB-A via Bluetooth adapter | |
|---|---|---|---|
| Series | ADAPT 500 Series | - | |
| Height | - | 18.2 cm | |
| Width | - | 15.5 cm | |
| Depth | - | 6.7 cm | |
| Weight | 232 g | 176 g | Poly Voyager Focus 2 are lighter than EPOS I SENNHEISER ADAPT 561 II headphones. |
| Colour | - | Black | |
| Earpad Material | Plush, textured fabric | Artificial leather | |
| Recommended Use | Portable electronics, computer | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 25 m | 50 m | Poly Voyager Focus 2 have a greater operating distance than EPOS I SENNHEISER ADAPT 561 II. |
| SOUND QUALITY | EPOS I SENNHEISER ADAPT 561 II | Poly Voyager Focus 2 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wireless | Wireless, wired | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.1 | Poly Voyager Focus 2 have a more advanced version of Bluetooth than EPOS I SENNHEISER ADAPT 561 II. |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | SBC, AAC | - | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Hybrid ANC | 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. |
| Total Harmonic Distortion (THD) | <0.3% | - | |
| Impedance | 32 Ohm | - | |
| Max Sound Pressure | 108 dB | - | |
| Diaphragm | - | 32 mm | |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 2 | Poly Voyager Focus 2 have the ability to connect to multiple devices simultaneously. |
| Features | Audio prompts | Dynamic EQ optimised |
| MICROPHONE | EPOS I SENNHEISER ADAPT 561 II | Poly Voyager Focus 2 |
|---|
| Form Factor | Headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Beamforming, MEMS-directional | MEMS-directional | |
| Frequency Response | 100 - 10000 Hz | 100 - 6800 Hz | EPOS I SENNHEISER ADAPT 561 II offer a larger microphone frequency range than Poly Voyager Focus 2. |
| Microphones Included | 2 | 4 | Poly Voyager Focus 2 have a built-in microphone. |
| REMOTE CONTROL | EPOS I SENNHEISER ADAPT 561 II | Poly Voyager Focus 2 |
|---|
| Controls | - | Mute, volume, power on/off, answer/end, ANC mode |
|---|
| CABLE | EPOS I SENNHEISER ADAPT 561 II | Poly Voyager Focus 2 |
|---|
| Cable Type | USB-C to USB-C cable - detachable | Micro-USB charging cable | |
|---|---|---|---|
| Cable Length | - | 1.5 m |
| FEATURES | EPOS I SENNHEISER ADAPT 561 II | Poly Voyager Focus 2 |
|---|
| Features | EPOS ActiveGard | - | |
|---|---|---|---|
| Additional Functions | - | SoundGuard DIGITAL |
| BATTERY AND CHARGING | EPOS I SENNHEISER ADAPT 561 II | Poly Voyager Focus 2 |
|---|
| Battery Type | Headset battery rechargeable | Headset battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 560 mAh | |
| Battery Life | - | 40 hours | |
| Battery Life Details | Continuous playback (noise cancelling OFF): up to 46 hours Continuous talk (noise cancelling OFF): up to 41 hours Continuous playback (noise cancelling ON): up to 24 hours Continuous talk (noise cancelling ON): up to 24 hours |
Continuous talk (noise cancelling ON): up to 16 hours Continuous talk (noise cancelling OFF): up to 18 hours Continuous hearing (noise cancelling ON): up to 24 hours Continuous hearing (noise cancelling OFF): up to 40 hours |
|
| Standby Time | 81 day | 30 days | EPOS I SENNHEISER ADAPT 561 II have longer standby time than Poly Voyager Focus 2. |
| Charging Time | 220 min | 2 hours | Poly Voyager Focus 2 recharge faster than EPOS I SENNHEISER ADAPT 561 II. |
| CONNECTIONS | EPOS I SENNHEISER ADAPT 561 II | Poly Voyager Focus 2 |
|---|
| Connector Type | - | USB (USB Type-A) |
|---|
| OTHERS | EPOS I SENNHEISER ADAPT 561 II | Poly Voyager Focus 2 |
|---|
| Included Accessories | Carrying case, BTD 800 USB-C dongle, USB-C to USB-C cable | Charging stand, charging cable, travel pouch, BT700 Bluetooth USB adapter | |
|---|---|---|---|
| Compatible Software | - | Microsoft Teams | |
| Software Certification | Zoom Certified, Certified for Microsoft Teams, Optimised for UC, Optimised for Google Meet | Certified for Microsoft Teams | |
| Supported Host Device OS | - | Windows 10, macOS, Windows 11 | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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