In depth comparison and review of Sennheiser GSP 350 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 | Sennheiser GSP 350 | Poly Blackwire 3225 (3300 Series) |
|---|
| Product Type | Headset - 7.1 channel - wired - USB | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | Gaming | 3300 Series | |
| Height | - | 17.8 cm | |
| Width | - | 15.5 cm | |
| Depth | - | 3.2 cm | |
| Weight | 262 g | 64 g | Poly Blackwire 3225 (3300 Series) are lighter than Sennheiser GSP 350 headphones. |
| Colour | - | Black | |
| Earpad Material | Memory foam | Artificial leather | |
| Recommended Use | Computer | Computer |
| SOUND QUALITY | Sennheiser GSP 350 | Poly Blackwire 3225 (3300 Series) |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | Yes | Yes | |
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | - | Yes | Poly Blackwire 3225 (3300 Series) are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard | |
| Noise Isolating | Yes | - | Sennheiser GSP 350 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | Surround Sound | - | |
| Frequency Response | 15 - 26000 Hz | - | |
| Sensitivity | - | 90 dB | |
| Impedance | 19 Ohm | 32 Ohm | |
| Max Sound Pressure | 113 dB | - | |
| Diaphragm | - | 28 mm | |
| Features | - | Digital signal processing, Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Sennheiser GSP 350 | Poly Blackwire 3225 (3300 Series) |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | 10 - 15000 Hz | 100 - 10000 Hz | Sennheiser GSP 350 offer a larger microphone frequency range than Poly Blackwire 3225 (3300 Series). |
| Sensitivity | -41 dBV/Pascal | -38 dBV/Pascal |
| REMOTE CONTROL | Sennheiser GSP 350 | Poly Blackwire 3225 (3300 Series) |
|---|
| Controls | Volume, microphone on/mute | Mute, volume, answer/end, hold, redial |
|---|
| CABLE | Sennheiser GSP 350 | Poly Blackwire 3225 (3300 Series) |
|---|
| Cable Type | Headset cable - 1.7 m USB extension cable - detachable - 1.2 m |
USB-A cable |
|---|
| CONNECTIONS | Sennheiser GSP 350 | Poly Blackwire 3225 (3300 Series) |
|---|
| Connector Type | USB 2.0 (4 PIN USB Type A) | USB (4 PIN USB Type A) Headset (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Sennheiser GSP 350 | Poly Blackwire 3225 (3300 Series) |
|---|
| Included Accessories | USB extension cable, 7.1 surround USB adapter | - | |
|---|---|---|---|
| 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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