Detailed comparison and review of EPOS I SENNHEISER ADAPT 361 and Poly Blackwire 3220. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | EPOS I SENNHEISER ADAPT 361 | Poly Blackwire 3220 |
|---|
| Product Type | Headset - Bluetooth - wireless, wired - 3.5 mm jack | Headset - wired - USB-A | |
|---|---|---|---|
| Series | - | 3200 Series | |
| Height | - | 17.8 cm | |
| Width | - | 15.5 cm | |
| Depth | - | 3.2 cm | |
| Weight | 238 g | 64 g | Poly Blackwire 3220 are lighter than EPOS I SENNHEISER ADAPT 361 headphones. |
| Colour | Black | White | Black | |
| Earpad Material | - | Artificial leather | |
| Recommended Use | Portable electronics, computer | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 25 m | - |
| SOUND QUALITY | EPOS I SENNHEISER ADAPT 361 | Poly Blackwire 3220 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | - | EPOS I SENNHEISER ADAPT 361 can be folded. |
| Connectivity Technology | Wireless, wired | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 5.0 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC, aptX | - | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 18 - 22000 Hz | - | |
| Total Harmonic Distortion (THD) | <0.3% | - | |
| Sensitivity | - | 90 dB | |
| Impedance | - | 32 Ohm | |
| Max Sound Pressure | 108 dB | - | |
| Diaphragm | - | 28 mm | |
| Features | Audio prompts | Echo cancelation, Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | EPOS I SENNHEISER ADAPT 361 | Poly Blackwire 3220 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | Beamforming | Omni-directional | |
| Noise Cancelling | Yes | - | EPOS I SENNHEISER ADAPT 361 microphone can cancel out ambient noise. |
| Frequency Response | 80 - 8000 Hz | 100 - 10000 Hz | Poly Blackwire 3220 offer a larger microphone frequency range than EPOS I SENNHEISER ADAPT 361. |
| Sensitivity | - | -38 dBV/Pascal | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | EPOS I SENNHEISER ADAPT 361 | Poly Blackwire 3220 |
|---|
| Controls | - | Mute, volume, answer/end, hold, redial |
|---|
| CABLE | EPOS I SENNHEISER ADAPT 361 | Poly Blackwire 3220 |
|---|
| Cable Type | USB-C to micro-USB cable Audio cable |
USB-A cable | |
|---|---|---|---|
| Detachable Cable | Yes | - |
| FEATURES | EPOS I SENNHEISER ADAPT 361 | Poly Blackwire 3220 |
|---|
| Features | EPOS ActiveGard, Talk-Through | - |
|---|
| BATTERY AND CHARGING | EPOS I SENNHEISER ADAPT 361 | Poly Blackwire 3220 |
|---|
| Battery Type | Headset battery rechargeable - lithium polymer | - | |
|---|---|---|---|
| Battery Capacity | 600 mAh | - | |
| Battery Life | 46 hour(s) | - | |
| Battery Life Details | Continuous playback (noise cancelling OFF): up to 46 hours Continuous talk (noise cancelling OFF): up to 39 hours |
- | |
| Standby Time | 62 days | - | |
| Charging Time | 2.5 hour(s) | - |
| CONNECTIONS | EPOS I SENNHEISER ADAPT 361 | Poly Blackwire 3220 |
|---|
| Connector Type | Audio line-in (mini-phone stereo 3.5 mm) | USB (4 PIN USB Type A) |
|---|
| OTHERS | EPOS I SENNHEISER ADAPT 361 | Poly Blackwire 3220 |
|---|
| Included Accessories | Carrying pouch, BTD 800 USB-C dongle | - | |
|---|---|---|---|
| Compatibility | - | Mac, Windows | |
| Software Certification | Certified for Microsoft Teams, Optimised for UC | 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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