Detailed comparison and review of EPOS I SENNHEISER GSP 300 and EPOS I SENNHEISER ADAPT 135 USB II. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | EPOS I SENNHEISER GSP 300 | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Product Type | Headset - wired - 3.5 mm jack | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | - | ADAPT 100 Series | |
| Height | 17 cm | - | |
| Width | 18.5 cm | - | |
| Depth | 7.5 cm | - | |
| Weight | 290 g | 145.3 g | EPOS I SENNHEISER ADAPT 135 USB II are lighter than EPOS I SENNHEISER GSP 300 headphones. |
| Colour | Black, blue | Black | Black | |
| Earpad Material | Memory foam | Leatherette | |
| Recommended Use | Game console, computer | Portable electronics, computer |
| SOUND QUALITY | EPOS I SENNHEISER GSP 300 | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | 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 | |
| Sound Effects | - | EPOS Voice | |
| Frequency Response | 15 - 26000 Hz | 20 - 20000 Hz | EPOS I SENNHEISER GSP 300 offer a larger frequency range than EPOS I SENNHEISER ADAPT 135 USB II. |
| Total Harmonic Distortion (THD) | 1% | - | |
| Sensitivity | 113 dB | - | |
| Impedance | 19 Ohm | - | |
| Max Sound Pressure | 113 dB | 115 dB | |
| Magnet Material | - | Neodymium | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | EPOS I SENNHEISER GSP 300 | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Form Factor | Headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Mono | Mono | |
| Noise Cancelling | Yes | Yes | The microphones on both headphones can cancel out ambient noise. |
| Frequency Response | 10 - 15000 Hz | 100 - 8000 Hz | EPOS I SENNHEISER GSP 300 offer a larger microphone frequency range than EPOS I SENNHEISER ADAPT 135 USB II. |
| Sensitivity | -41 dBV/Pascal | - | |
| Microphone Features | Mute function | - |
| REMOTE CONTROL | EPOS I SENNHEISER GSP 300 | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Controls | Volume | Volume, answer/end |
|---|
| CABLE | EPOS I SENNHEISER GSP 300 | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Cable Type | Headset cable - 2 m | Headset cable | |
|---|---|---|---|
| Cable Length | 2 m | - |
| FEATURES | EPOS I SENNHEISER GSP 300 | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Features | - | EPOS ActiveGard |
|---|
| CONNECTIONS | EPOS I SENNHEISER GSP 300 | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) Microphone (mini-phone 3.5mm) |
Headset (USB Type-A) Headset (mini-phone 3.5mm) |
|---|
| OTHERS | EPOS I SENNHEISER GSP 300 | EPOS I SENNHEISER ADAPT 135 USB II |
|---|
| Included Accessories | 2 x 3.5 mm to 3.5 mm adapter | - | |
|---|---|---|---|
| Compatibility | Mac, Windows | - | |
| Software Certification | - | Optimised for UC | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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