Detailed comparison and review of Sennheiser HD 350BT and Poly Voyager Focus 2-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 | Sennheiser HD 350BT | Poly Voyager Focus 2-M |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - Bluetooth - wireless, wired - USB-A via Bluetooth adapter | |
|---|---|---|---|
| Height | - | 18.2 cm | |
| Width | - | 15.5 cm | |
| Depth | - | 6.7 cm | |
| Weight | 238 g | 176 g | Poly Voyager Focus 2-M are lighter than Sennheiser HD 350BT headphones. |
| Colour | Black | White | Black | |
| Earpad Material | - | Artificial leather | |
| Recommended Use | - | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 50 m |
| SOUND QUALITY | Sennheiser HD 350BT | Poly Voyager Focus 2-M |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | - | Sennheiser HD 350BT can be folded. |
| Connectivity Technology | Wireless | Wireless, wired | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.1 | Poly Voyager Focus 2-M have a more advanced version of Bluetooth than Sennheiser HD 350BT. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | 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 2-M are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard DIGITAL | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 18 - 22000 Hz | 20 - 20000 Hz | Sennheiser HD 350BT offer a larger frequency range than Poly Voyager Focus 2-M. |
| Total Harmonic Distortion (THD) | <0.3% | - | |
| Max Sound Pressure | 108 dB | - | |
| Diaphragm | - | 32 mm | |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 2 | Poly Voyager Focus 2-M have the ability to connect to multiple devices simultaneously. |
| Features | - | Dynamic EQ optimised |
| MICROPHONE | Sennheiser HD 350BT | Poly Voyager Focus 2-M |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | Beamforming | MEMS-directional | |
| Frequency Response | 80 - 6000 Hz | 100 - 6800 Hz | Poly Voyager Focus 2-M offer a larger microphone frequency range than Sennheiser HD 350BT. |
| Microphones Included | 2 | 4 | Poly Voyager Focus 2-M have a built-in microphone. |
| REMOTE CONTROL | Sennheiser HD 350BT | Poly Voyager Focus 2-M |
|---|
| Controls | - | Mute, volume, power on/off, answer/end, ANC mode |
|---|
| CABLE | Sennheiser HD 350BT | Poly Voyager Focus 2-M |
|---|
| Cable Type | USB-C charge cable - detachable | Micro-USB charging cable | |
|---|---|---|---|
| Cable Length | - | 1.5 m |
| FEATURES | Sennheiser HD 350BT | Poly Voyager Focus 2-M |
|---|
| Additional Functions | - | SoundGuard DIGITAL |
|---|
| BATTERY AND CHARGING | Sennheiser HD 350BT | Poly Voyager Focus 2-M |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headset battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | 300 mAh | 560 mAh | Poly Voyager Focus 2-M have a higher battery capacity than Sennheiser HD 350BT. |
| Battery Life | 30 hours | 40 hours | Poly Voyager Focus 2-M lasts longer on a single charge than the Sennheiser HD 350BT. |
| Battery Life Details | - | Continuous talk (noise cancelling ON): up to 16 hours Continuous talk (noise cancelling OFF): up to 18 hours Continuous hearing (noise cancelling ON): up to 24 hours Continuous hearing (noise cancelling OFF): up to 40 hours |
|
| Standby Time | - | 30 days | |
| Charging Time | 2 hours | 2 hours | The charging of both headphones last the same time. |
| CONNECTIONS | Sennheiser HD 350BT | Poly Voyager Focus 2-M |
|---|
| Connector Type | - | USB (USB Type-A) |
|---|
| OTHERS | Sennheiser HD 350BT | Poly Voyager Focus 2-M |
|---|
| Included Accessories | - | Charging stand, charging cable, travel pouch, BT700 Bluetooth USB adapter | |
|---|---|---|---|
| Compatible Software | - | Microsoft Teams | |
| Software Certification | - | Certified for Microsoft Teams | |
| Supported Host Device OS | - | Windows 10, macOS, Windows 11 | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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