Side by side comparison and review of EPOS I SENNHEISER GSP 300 and Poly Blackwire 325-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 GSP 300 | Poly Blackwire 325-M |
|---|
| Product Type | Headset - wired - 3.5 mm jack | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | - | 300 Series | |
| Height | 17 cm | - | |
| Width | 18.5 cm | - | |
| Depth | 7.5 cm | - | |
| Weight | 290 g | - | |
| Colour | Black, blue | Black | - | |
| Earpad Material | Memory foam | - | |
| Headband Material | - | Metal | |
| Recommended Use | Game console, computer | - |
| SOUND QUALITY | EPOS I SENNHEISER GSP 300 | Poly Blackwire 325-M |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wired | Wired | |
| Noise Isolating | Yes | - | EPOS I SENNHEISER GSP 300 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 15 - 26000 Hz | 20 - 20000 Hz | EPOS I SENNHEISER GSP 300 offer a larger frequency range than Poly Blackwire 325-M. |
| Total Harmonic Distortion (THD) | 1% | - | |
| Sensitivity | 113 dB | - | |
| Impedance | 19 Ohm | - | |
| Max Sound Pressure | 113 dB | - | |
| Features | - | SoundGuard Technology | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | EPOS I SENNHEISER GSP 300 | Poly Blackwire 325-M |
|---|
| Form Factor | Headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Mono | - | |
| Noise Cancelling | Yes | - | EPOS I SENNHEISER GSP 300 microphone can cancel out ambient noise. |
| Frequency Response | 10 - 15000 Hz | 100 - 10000 Hz | EPOS I SENNHEISER GSP 300 offer a larger microphone frequency range than Poly Blackwire 325-M. |
| Sensitivity | -41 dBV/Pascal | - | |
| Microphone Features | Mute function | - |
| REMOTE CONTROL | EPOS I SENNHEISER GSP 300 | Poly Blackwire 325-M |
|---|
| Controls | Volume | Mute, volume, answer/end |
|---|
| CABLE | EPOS I SENNHEISER GSP 300 | Poly Blackwire 325-M |
|---|
| Cable Type | Headset cable - 2 m | Headset cable - 2.13 m | |
|---|---|---|---|
| Cable Length | 2 m | 2.13 m |
| FEATURES | EPOS I SENNHEISER GSP 300 | Poly Blackwire 325-M |
|---|
| Additional Functions | - | DSP |
|---|
| CONNECTIONS | EPOS I SENNHEISER GSP 300 | Poly Blackwire 325-M |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) Microphone (mini-phone 3.5mm) |
USB (4 PIN USB Type A) Headphones (mini-phone 3.5 mm 4-pole) |
|---|
| OTHERS | EPOS I SENNHEISER GSP 300 | Poly Blackwire 325-M |
|---|
| 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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