Side by side comparison and review of EPOS I SENNHEISER GSP 370 and Poly Blackwire 3220. 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 GSP 370 | Poly Blackwire 3220 |
|---|
| Product Type | Headset - 7.1 channel - Bluetooth - wireless | Headset - wired - USB-A | |
|---|---|---|---|
| Series | - | 3200 Series | |
| Height | 18 cm | 17.8 cm | |
| Width | 20 cm | 15.5 cm | |
| Depth | 8 cm | 3.2 cm | |
| Weight | 285 g | 64 g | Poly Blackwire 3220 are lighter than EPOS I SENNHEISER GSP 370 headphones. |
| Colour | Black | Black | |
| Earpad Material | Memory foam | Artificial leather | |
| Recommended Use | Game console, computer | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | EPOS I SENNHEISER GSP 370 | Poly Blackwire 3220 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | Yes | Yes | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Active Noise Cancelling | - | Yes | Poly Blackwire 3220 are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard | |
| Noise Isolating | Yes | - | EPOS I SENNHEISER GSP 370 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | - | |
| Total Harmonic Distortion (THD) | 1% | - | |
| Sensitivity | 117 dB | 90 dB | EPOS I SENNHEISER GSP 370 have higher sensitivity than Poly Blackwire 3220. |
| Impedance | - | 32 Ohm | |
| Max Sound Pressure | 117 dB | - | |
| Diaphragm | - | 28 mm | |
| Features | - | Echo cancelation, Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | EPOS I SENNHEISER GSP 370 | Poly Blackwire 3220 |
|---|
| Form Factor | Headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Uni-directional | Omni-directional | |
| Noise Cancelling | Yes | - | EPOS I SENNHEISER GSP 370 microphone can cancel out ambient noise. |
| Frequency Response | 100 - 6300 Hz | 100 - 10000 Hz | Poly Blackwire 3220 offer a larger microphone frequency range than EPOS I SENNHEISER GSP 370. |
| Audio Input Details | Uni-directional | - | |
| Sensitivity | -41 dBV/Pascal | -38 dBV/Pascal | |
| Microphone Features | Mute function | - |
| REMOTE CONTROL | EPOS I SENNHEISER GSP 370 | Poly Blackwire 3220 |
|---|
| Controls | Volume | Mute, volume, answer/end, hold, redial |
|---|
| CABLE | EPOS I SENNHEISER GSP 370 | Poly Blackwire 3220 |
|---|
| Cable Type | USB charge cable - detachable - 1.5 m | USB-A cable |
|---|
| BATTERY AND CHARGING | EPOS I SENNHEISER GSP 370 | Poly Blackwire 3220 |
|---|
| Battery Type | Headset battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 100 hour(s) | - | |
| Charging Time | 1 hour(s) | - |
| CONNECTIONS | EPOS I SENNHEISER GSP 370 | Poly Blackwire 3220 |
|---|
| Connector Type | USB (4 PIN USB Type A) | USB (4 PIN USB Type A) |
|---|
| OTHERS | EPOS I SENNHEISER GSP 370 | Poly Blackwire 3220 |
|---|
| Included Accessories | Bluetooth dongle | - | |
|---|---|---|---|
| Compatibility | Mac, Windows | Mac, Windows | |
| Software Certification | - | 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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