In depth comparison and review of EPOS I SENNHEISER GSP 301 and Poly Voyager Focus UC B825S-M. 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 | EPOS I SENNHEISER GSP 301 | Poly Voyager Focus UC B825S-M |
|---|
| Product Type | Headset - wired - 3.5 mm jack | Headset - Bluetooth - wireless | |
|---|---|---|---|
| Height | 17 cm | - | |
| Width | 18.5 cm | - | |
| Depth | 7.5 cm | - | |
| Weight | 290 g | 155 g | Poly Voyager Focus UC B825S-M are lighter than EPOS I SENNHEISER GSP 301 headphones. |
| Colour | White | - | |
| Earpad Material | Memory foam | - | |
| Recommended Use | Game console, computer | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 45 m |
| SOUND QUALITY | EPOS I SENNHEISER GSP 301 | Poly Voyager Focus UC B825S-M |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.1 | |
| Bluetooth Profiles | - | Advanced Audio Distribution Profile (A2DP) | |
| Active Noise Cancelling | - | Yes | Poly Voyager Focus UC B825S-M are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | Deep Bass | - | |
| Frequency Response | 15 - 26000 Hz | - | |
| Sensitivity | 113 dB | - | |
| Impedance | 19 Ohm | - | |
| Max Sound Pressure | 113 dB | - |
| MICROPHONE | EPOS I SENNHEISER GSP 301 | Poly Voyager Focus UC B825S-M |
|---|
| Form Factor | Headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | - | Mono | |
| Noise Cancelling | Yes | - | EPOS I SENNHEISER GSP 301 microphone can cancel out ambient noise. |
| Frequency Response | 10 - 15000 Hz | - | |
| Sensitivity | -41 dBV/Pascal | - | |
| Microphone Features | Mute function | - |
| REMOTE CONTROL | EPOS I SENNHEISER GSP 301 | Poly Voyager Focus UC B825S-M |
|---|
| Controls | Volume | Volume |
|---|
| CABLE | EPOS I SENNHEISER GSP 301 | Poly Voyager Focus UC B825S-M |
|---|
| Cable Type | Headset cable - 2 m | Charging cable | |
|---|---|---|---|
| Cable Length | 2 m | - |
| FEATURES | EPOS I SENNHEISER GSP 301 | Poly Voyager Focus UC B825S-M |
|---|
| Additional Functions | - | DSP |
|---|
| BATTERY AND CHARGING | EPOS I SENNHEISER GSP 301 | Poly Voyager Focus UC B825S-M |
|---|
| Battery Type | - | Headset battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 15 hour(s) |
| CONNECTIONS | EPOS I SENNHEISER GSP 301 | Poly Voyager Focus UC B825S-M |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) Microphone (mini-phone 3.5mm) |
Bluetooth |
|---|
| OTHERS | EPOS I SENNHEISER GSP 301 | Poly Voyager Focus UC B825S-M |
|---|
| Included Accessories | 2 x 3.5 mm to 3.5 mm adapter | Carrying case, Bluetooth USB adapter, charging stand | |
|---|---|---|---|
| Compatibility | Mac, Windows | - | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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