Side by side comparison and review of EPOS I SENNHEISER ADAPT 361 and Poly Blackwire 3320-M. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | EPOS I SENNHEISER ADAPT 361 | Poly Blackwire 3320-M |
|---|
| Product Type | Headset - Bluetooth - wireless, wired - 3.5 mm jack | Headset - wired - USB-C | |
|---|---|---|---|
| Series | - | Blackwire 3300 series | |
| Height | - | 17.8 cm | |
| Width | - | 15.5 cm | |
| Depth | - | 3.2 cm | |
| Weight | 238 g | 130 g | Poly Blackwire 3320-M are lighter than EPOS I SENNHEISER ADAPT 361 headphones. |
| Colour | Black | White | Black | |
| Earpad Material | - | Foam | |
| Recommended Use | Portable electronics, computer | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 25 m | - |
| SOUND QUALITY | EPOS I SENNHEISER ADAPT 361 | Poly Blackwire 3320-M |
|---|
| 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 | 20 - 20000 Hz | EPOS I SENNHEISER ADAPT 361 offer a larger frequency range than Poly Blackwire 3320-M. |
| Total Harmonic Distortion (THD) | <0.3% | - | |
| Sensitivity | - | 116 dB | |
| Impedance | - | 32 Ohm | |
| Max Sound Pressure | 108 dB | 118 dB | |
| Diaphragm | - | 32 mm | |
| Features | Audio prompts | Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | EPOS I SENNHEISER ADAPT 361 | Poly Blackwire 3320-M |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | Beamforming | - | |
| Noise Cancelling | Yes | - | EPOS I SENNHEISER ADAPT 361 microphone can cancel out ambient noise. |
| Frequency Response | 80 - 8000 Hz | 100 - 10000 Hz | Poly Blackwire 3320-M offer a larger microphone frequency range than EPOS I SENNHEISER ADAPT 361. |
| Sensitivity | - | -38 dB | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | EPOS I SENNHEISER ADAPT 361 | Poly Blackwire 3320-M |
|---|
| Controls | - | Mute, volume, answer/end |
|---|
| CABLE | EPOS I SENNHEISER ADAPT 361 | Poly Blackwire 3320-M |
|---|
| Cable Type | USB-C to micro-USB cable Audio cable |
- | |
|---|---|---|---|
| Detachable Cable | Yes | - |
| FEATURES | EPOS I SENNHEISER ADAPT 361 | Poly Blackwire 3320-M |
|---|
| Features | EPOS ActiveGard, Talk-Through | - |
|---|
| BATTERY AND CHARGING | EPOS I SENNHEISER ADAPT 361 | Poly Blackwire 3320-M |
|---|
| 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 3320-M |
|---|
| Connector Type | Audio line-in (mini-phone stereo 3.5 mm) | USB (24 pin USB-C) |
|---|
| OTHERS | EPOS I SENNHEISER ADAPT 361 | Poly Blackwire 3320-M |
|---|
| Included Accessories | Carrying pouch, BTD 800 USB-C dongle | - | |
|---|---|---|---|
| Compatibility | - | Mac, Windows | |
| Software Certification | Certified for Microsoft Teams, Optimised for UC | Certified for Microsoft Teams | |
| Supported Host Device OS | - | Windows 10, macOS | |
| Service & Support | Limited warranty - 2 years | - |
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