In depth comparison and review of EPOS I SENNHEISER ADAPT 560 II and Poly Blackwire 3225 (3300 Series). 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 560 II | Poly Blackwire 3225 (3300 Series) |
|---|
| Product Type | Headset - Bluetooth - wireless | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | ADAPT 500 Series | 3300 Series | |
| Height | - | 17.8 cm | |
| Width | - | 15.5 cm | |
| Depth | - | 3.2 cm | |
| Weight | 232 g | 64 g | Poly Blackwire 3225 (3300 Series) are lighter than EPOS I SENNHEISER ADAPT 560 II headphones. |
| Colour | - | Black | |
| Earpad Material | Textured fabric | Artificial leather | |
| Recommended Use | Portable electronics, computer | Computer | |
| Bluetooth Range (Operating Distance) | 25 m | - |
| SOUND QUALITY | EPOS I SENNHEISER ADAPT 560 II | Poly Blackwire 3225 (3300 Series) |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 5.0 | - | |
| 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 | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | EPOS Voice | - | |
| Frequency Response | 20 - 20000 Hz | - | |
| Total Harmonic Distortion (THD) | <0.3% | - | |
| Sensitivity | - | 90 dB | |
| Impedance | 32 Ohm | 32 Ohm | |
| Max Sound Pressure | 108 dB | - | |
| Diaphragm | - | 28 mm | |
| Features | Audio prompts | Digital signal processing, Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | EPOS I SENNHEISER ADAPT 560 II | Poly Blackwire 3225 (3300 Series) |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Beamforming, MEMS-directional | Omni-directional | |
| Noise Cancelling | Yes | - | EPOS I SENNHEISER ADAPT 560 II microphone can cancel out ambient noise. |
| Noise Cancelling Technology | Advanced Noise Control | - | |
| Frequency Response | 100 - 10000 Hz | 100 - 10000 Hz | The frequency response of the microphones in both headphones is the same. |
| Sensitivity | - | -38 dBV/Pascal | |
| Microphones Included | 4 | - |
| REMOTE CONTROL | EPOS I SENNHEISER ADAPT 560 II | Poly Blackwire 3225 (3300 Series) |
|---|
| Controls | - | Mute, volume, answer/end, hold, redial |
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| CABLE | EPOS I SENNHEISER ADAPT 560 II | Poly Blackwire 3225 (3300 Series) |
|---|
| Cable Type | USB-C to USB-A cable - detachable | USB-A cable |
|---|
| BATTERY AND CHARGING | EPOS I SENNHEISER ADAPT 560 II | Poly Blackwire 3225 (3300 Series) |
|---|
| Battery Type | Headset battery rechargeable | - | |
|---|---|---|---|
| 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 |
- | |
| Standby Time | 81 day | - | |
| Charging Time | 3.4 hour(s) | - |
| CONNECTIONS | EPOS I SENNHEISER ADAPT 560 II | Poly Blackwire 3225 (3300 Series) |
|---|
| Connector Type | - | USB (4 PIN USB Type A) Headset (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | EPOS I SENNHEISER ADAPT 560 II | Poly Blackwire 3225 (3300 Series) |
|---|
| Included Accessories | Carrying case, BTD 800 USB dongle | - | |
|---|---|---|---|
| Compatibility | - | Mac, Windows | |
| Software Certification | Zoom Certified, Certified for Microsoft Teams, Optimised for Google Meet | Skype Certified, Avaya Certified, Cisco Jabber Certified | |
| Supported Host Device OS | - | Windows 10, macOS, Windows 11 | |
| Service & Support | Limited warranty - 2 years | - |
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