In depth comparison and review of Poly Blackwire C225 and EPOS I SENNHEISER GSP 300. 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 C225 | EPOS I SENNHEISER GSP 300 |
|---|
| Product Type | Headset - wired - 3.5 mm jack | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| 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 | Portable electronics, computer | Game console, computer |
| SOUND QUALITY | Poly Blackwire C225 | EPOS I SENNHEISER GSP 300 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| 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 | 20 - 20000 Hz | 15 - 26000 Hz | EPOS I SENNHEISER GSP 300 offer a larger frequency range than Poly Blackwire C225. |
| 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 | Poly Blackwire C225 | EPOS I SENNHEISER GSP 300 |
|---|
| 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 | 100 - 10000 Hz | 10 - 15000 Hz | EPOS I SENNHEISER GSP 300 offer a larger microphone frequency range than Poly Blackwire C225. |
| Sensitivity | - | -41 dBV/Pascal | |
| Microphone Features | - | Mute function |
| REMOTE CONTROL | Poly Blackwire C225 | EPOS I SENNHEISER GSP 300 |
|---|
| Controls | Mute, volume, answer/end | Volume |
|---|
| CABLE | Poly Blackwire C225 | EPOS I SENNHEISER GSP 300 |
|---|
| Cable Type | Headset cable | Headset cable - 2 m | |
|---|---|---|---|
| Cable Length | - | 2 m |
| CONNECTIONS | Poly Blackwire C225 | EPOS I SENNHEISER GSP 300 |
|---|
| Connector Type | Headset (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm) Microphone (mini-phone 3.5mm) |
|---|
| OTHERS | Poly Blackwire C225 | EPOS I SENNHEISER GSP 300 |
|---|
| 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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