Detailed comparison and review of Sennheiser HD 579 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 579 | Poly Voyager Focus 2-M |
|---|
| Product Type | Headphones - wired - 3.5 mm jack, 6.35 mm jack | Headset - Bluetooth - wireless, wired - USB-A via Bluetooth adapter | |
|---|---|---|---|
| Series | HD 5 | - | |
| Height | - | 18.2 cm | |
| Width | - | 15.5 cm | |
| Depth | - | 6.7 cm | |
| Weight | - | 176 g | |
| Colour | Silver | Black | |
| Earpad Material | - | Artificial leather | |
| Recommended Use | Home audio | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 50 m |
| SOUND QUALITY | Sennheiser HD 579 | Poly Voyager Focus 2-M |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Open | - | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wired | Wireless, wired | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.1 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| 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 | 15 - 28000 Hz | 20 - 20000 Hz | Sennheiser HD 579 offer a larger frequency range than Poly Voyager Focus 2-M. |
| Total Harmonic Distortion (THD) | 0.2% | - | |
| Impedance | 50 Ohm | - | |
| Max Sound Pressure | 106 dB | - | |
| Diaphragm | - | 32 mm | |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 2 | Poly Voyager Focus 2-M have the ability to connect to multiple devices simultaneously. |
| Magnet Material | Neodymium | - | |
| Features | - | Dynamic EQ optimised |
| MICROPHONE | Sennheiser HD 579 | Poly Voyager Focus 2-M |
|---|
| Type | - | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | MEMS-directional | |
| Frequency Response | - | 100 - 6800 Hz | |
| Microphones Included | - | 4 |
| REMOTE CONTROL | Sennheiser HD 579 | Poly Voyager Focus 2-M |
|---|
| Controls | - | Mute, volume, power on/off, answer/end, ANC mode |
|---|
| CABLE | Sennheiser HD 579 | Poly Voyager Focus 2-M |
|---|
| Cable Type | Headphones cable - detachable - straight - 3 m | Micro-USB charging cable | |
|---|---|---|---|
| Cable Length | 3 m | 1.5 m | |
| Detachable Cable | Yes | - | |
| Plated Connector | Gold | - |
| FEATURES | Sennheiser HD 579 | Poly Voyager Focus 2-M |
|---|
| Additional Functions | - | SoundGuard DIGITAL |
|---|
| BATTERY AND CHARGING | Sennheiser HD 579 | Poly Voyager Focus 2-M |
|---|
| Battery Type | - | Headset battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 560 mAh | |
| Battery Life | - | 40 hours | |
| 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 |
| CONNECTIONS | Sennheiser HD 579 | Poly Voyager Focus 2-M |
|---|
| Connector Type | Headphones (phone stereo 6.3 mm) | USB (USB Type-A) |
|---|
| OTHERS | Sennheiser HD 579 | Poly Voyager Focus 2-M |
|---|
| Included Accessories | 6.3 mm to 3.5 mm adapter | 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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