In depth comparison and review of Poly Voyager Focus UC B825S-M and Sennheiser HD 350BT. 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 Voyager Focus UC B825S-M | Sennheiser HD 350BT |
|---|
| Product Type | Headset - Bluetooth - wireless | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 155 g | 238 g | Poly Voyager Focus UC B825S-M are lighter than Poly Voyager Focus UC B825S-M headphones. |
| Colour | - | Black | White | |
| Recommended Use | Portable electronics, computer | - | |
| Bluetooth Range (Operating Distance) | 45 m | - |
| SOUND QUALITY | Poly Voyager Focus UC B825S-M | Sennheiser HD 350BT |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Foldable | - | Yes | Sennheiser HD 350BT can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.0 | Sennheiser HD 350BT have a more advanced version of Bluetooth than Poly Voyager Focus UC B825S-M. |
| Bluetooth Profiles | Advanced Audio Distribution Profile (A2DP) | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, AAC, aptX, apt-X LL | |
| Active Noise Cancelling | Yes | - | Poly Voyager Focus UC B825S-M are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 18 - 22000 Hz | |
| Total Harmonic Distortion (THD) | - | <0.3% | |
| Max Sound Pressure | - | 108 dB |
| MICROPHONE | Poly Voyager Focus UC B825S-M | Sennheiser HD 350BT |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | Mono | Beamforming | |
| Frequency Response | - | 80 - 6000 Hz | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Poly Voyager Focus UC B825S-M | Sennheiser HD 350BT |
|---|
| Controls | Volume | - |
|---|
| CABLE | Poly Voyager Focus UC B825S-M | Sennheiser HD 350BT |
|---|
| Cable Type | Charging cable | USB-C charge cable - detachable |
|---|
| FEATURES | Poly Voyager Focus UC B825S-M | Sennheiser HD 350BT |
|---|
| Additional Functions | DSP | - |
|---|
| BATTERY AND CHARGING | Poly Voyager Focus UC B825S-M | Sennheiser HD 350BT |
|---|
| Battery Type | Headset battery rechargeable | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 300 mAh | |
| Battery Life | 15 hour(s) | 30 hours | Sennheiser HD 350BT lasts longer on a single charge than the Poly Voyager Focus UC B825S-M. |
| Charging Time | - | 2 hours |
| CONNECTIONS | Poly Voyager Focus UC B825S-M | Sennheiser HD 350BT |
|---|
| Connector Type | Bluetooth | - |
|---|
| OTHERS | Poly Voyager Focus UC B825S-M | Sennheiser HD 350BT |
|---|
| Included Accessories | Carrying case, Bluetooth USB adapter, charging stand | - | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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