In depth comparison and review of Poly Blackwire 325 and EPOS I SENNHEISER ADAPT 560 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 Blackwire 325 | EPOS I SENNHEISER ADAPT 560 II |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headset - Bluetooth - wireless | |
|---|---|---|---|
| Series | 300 Series | ADAPT 500 Series | |
| Weight | - | 232 g | |
| Earpad Material | - | Textured fabric | |
| Headband Material | Metal | - | |
| Recommended Use | - | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 25 m |
| SOUND QUALITY | Poly Blackwire 325 | EPOS I SENNHEISER ADAPT 560 II |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Bluetooth Audio Codec | - | SBC, AAC | |
| Active Noise Cancelling | - | Yes | EPOS I SENNHEISER ADAPT 560 II are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Hybrid ANC | |
| 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 | |
| Features | SoundGuard Technology | Audio prompts | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire 325 | EPOS I SENNHEISER ADAPT 560 II |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Beamforming, MEMS-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. |
| Microphones Included | - | 4 |
| REMOTE CONTROL | Poly Blackwire 325 | EPOS I SENNHEISER ADAPT 560 II |
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| Controls | Mute, volume, answer/end | - |
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| CABLE | Poly Blackwire 325 | EPOS I SENNHEISER ADAPT 560 II |
|---|
| Cable Type | Headset cable - 2.13 m | USB-C to USB-A cable - detachable | |
|---|---|---|---|
| Cable Length | 2.13 m | - |
| FEATURES | Poly Blackwire 325 | EPOS I SENNHEISER ADAPT 560 II |
|---|
| Additional Functions | DSP | - |
|---|
| BATTERY AND CHARGING | Poly Blackwire 325 | EPOS I SENNHEISER ADAPT 560 II |
|---|
| 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 | Poly Blackwire 325 | EPOS I SENNHEISER ADAPT 560 II |
|---|
| Connector Type | USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
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|---|
| OTHERS | Poly Blackwire 325 | EPOS I SENNHEISER ADAPT 560 II |
|---|
| Included Accessories | - | Carrying case, BTD 800 USB dongle | |
|---|---|---|---|
| Software Certification | - | Zoom Certified, Certified for Microsoft Teams, Optimised for Google Meet | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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