In depth comparison and review of Poly Blackwire 325 and EPOS I SENNHEISER GSP 302. 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 GSP 302 |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Series | 300 Series | Gaming | |
| Height | - | 17 cm | |
| Width | - | 18.5 cm | |
| Depth | - | 7.5 cm | |
| Weight | - | 290 g | |
| Colour | - | Black | |
| Earpad Material | - | Memory foam | |
| Headband Material | Metal | - | |
| Recommended Use | - | Game console, computer | |
| Gaming | - | Yes |
| SOUND QUALITY | Poly Blackwire 325 | EPOS I SENNHEISER GSP 302 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Deep Bass | |
| Frequency Response | 20 - 20000 Hz | 15 - 26000 Hz | EPOS I SENNHEISER GSP 302 offer a larger frequency range than Poly Blackwire 325. |
| Sensitivity | - | 113 dB | |
| Impedance | - | 19 Ohm | |
| Max Sound Pressure | - | 113 dB | |
| Features | SoundGuard Technology | - | |
| In-Cord Volume Control | Yes | Yes |
| MICROPHONE | Poly Blackwire 325 | EPOS I SENNHEISER GSP 302 |
|---|
| Form Factor | - | Headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Noise Cancelling | - | Yes | EPOS I SENNHEISER GSP 302 microphone can cancel out ambient noise. |
| Frequency Response | 100 - 10000 Hz | 10 - 15000 Hz | EPOS I SENNHEISER GSP 302 offer a larger microphone frequency range than Poly Blackwire 325. |
| Sensitivity | - | -41 dBV/Pascal | |
| Microphone Features | - | Mute function |
| REMOTE CONTROL | Poly Blackwire 325 | EPOS I SENNHEISER GSP 302 |
|---|
| Controls | Mute, volume, answer/end | Volume |
|---|
| CABLE | Poly Blackwire 325 | EPOS I SENNHEISER GSP 302 |
|---|
| Cable Type | Headset cable - 2.13 m | Headset cable - 2 m | |
|---|---|---|---|
| Cable Length | 2.13 m | 2 m |
| FEATURES | Poly Blackwire 325 | EPOS I SENNHEISER GSP 302 |
|---|
| Additional Functions | DSP | - |
|---|
| CONNECTIONS | Poly Blackwire 325 | EPOS I SENNHEISER GSP 302 |
|---|
| Connector Type | USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
Headphones (mini-phone stereo 3.5 mm) Microphone (mini-phone 3.5mm) |
|---|
| OTHERS | Poly Blackwire 325 | EPOS I SENNHEISER GSP 302 |
|---|
| Included Accessories | - | 2 x 3.5 mm to 3.5 mm adapter | |
|---|---|---|---|
| Compatibility | - | Mac, Windows | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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