Detailed comparison and review of EPOS I SENNHEISER GSP 300 and Poly Voyager Focus B825-M. 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 | Poly Voyager Focus B825-M |
|---|
| Product Type | Headset - wired - 3.5 mm jack | Headset - Bluetooth - wireless - USB-A via Bluetooth adapter | |
|---|---|---|---|
| Height | 17 cm | 7 cm | |
| Width | 18.5 cm | 18.3 cm | |
| Depth | 7.5 cm | 16 cm | |
| Weight | 290 g | 155 g | Poly Voyager Focus B825-M are lighter than EPOS I SENNHEISER GSP 300 headphones. |
| Colour | Black, blue | Black | Black | |
| Earpad Material | Memory foam | - | |
| Recommended Use | Game console, computer | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | EPOS I SENNHEISER GSP 300 | Poly Voyager Focus B825-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 | |
| Active Noise Cancelling | - | Yes | Poly Voyager Focus B825-M are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard | |
| 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 Voyager Focus B825-M. |
| Total Harmonic Distortion (THD) | 1% | - | |
| Sensitivity | 113 dB | - | |
| Impedance | 19 Ohm | - | |
| Max Sound Pressure | 113 dB | - | |
| Diaphragm | - | 32 mm | |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 8 | Poly Voyager Focus B825-M have the ability to connect to multiple devices simultaneously. |
| Features | - | Smart Sensor Technology |
| MICROPHONE | EPOS I SENNHEISER GSP 300 | Poly Voyager Focus B825-M |
|---|
| Form Factor | Headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Mono | MEMS-directional | |
| Noise Cancelling | Yes | - | EPOS I SENNHEISER GSP 300 microphone can cancel out ambient noise. |
| Frequency Response | 10 - 15000 Hz | 100 - 6700 Hz | EPOS I SENNHEISER GSP 300 offer a larger microphone frequency range than Poly Voyager Focus B825-M. |
| Sensitivity | -41 dBV/Pascal | - | |
| Microphone Features | Mute function | - | |
| Microphones Included | - | 3 |
| REMOTE CONTROL | EPOS I SENNHEISER GSP 300 | Poly Voyager Focus B825-M |
|---|
| Controls | Volume | Volume, answer/end, microphone on/mute, play/pause |
|---|
| CABLE | EPOS I SENNHEISER GSP 300 | Poly Voyager Focus B825-M |
|---|
| Cable Type | Headset cable - 2 m | Micro-USB charging cable | |
|---|---|---|---|
| Cable Length | 2 m | - |
| BATTERY AND CHARGING | EPOS I SENNHEISER GSP 300 | Poly Voyager Focus B825-M |
|---|
| Battery Type | - | Headset battery rechargeable | |
|---|---|---|---|
| Battery Capacity | - | 325 mAh | |
| Battery Life | - | 15 hour(s) | |
| Battery Life Details | - | Continuous playback (AAC, active noise-cancelling on): up to 12 hours Continuous talk (active noise-cancelling off): up to 12 hours Continuous talk (active noise-cancelling on): up to 10 hours Continuous playback (active noise-cancelling off): up to 15 hours |
|
| Charging Time | - | 2 hour(s) |
| CONNECTIONS | EPOS I SENNHEISER GSP 300 | Poly Voyager Focus B825-M |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) Microphone (mini-phone 3.5mm) |
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|---|
| OTHERS | EPOS I SENNHEISER GSP 300 | Poly Voyager Focus B825-M |
|---|
| Included Accessories | 2 x 3.5 mm to 3.5 mm adapter | Travel pouch, BT700 Bluetooth USB adapter | |
|---|---|---|---|
| Compatibility | Mac, Windows | - | |
| Software Certification | - | Certified for Skype for Business, Certified for Microsoft Teams | |
| Service & Support | Limited warranty - 2 years | - |
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