In depth comparison and review of AKG K812 and Poly Voyager Focus 2-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 | AKG K812 | Poly Voyager Focus 2-M |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - Bluetooth - wireless, wired - USB-A via Bluetooth adapter | |
|---|---|---|---|
| Height | - | 18.2 cm | |
| Width | - | 15.5 cm | |
| Depth | - | 6.7 cm | |
| Weight | 390 g | 176 g | Poly Voyager Focus 2-M are lighter than AKG K812 headphones. |
| Colour | Black | Black | |
| Earpad Material | - | Artificial leather | |
| Recommended Use | Professional audio | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 50 m |
| SOUND QUALITY | AKG K812 | Poly Voyager Focus 2-M |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| 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 | 5 - 54000 Hz | 20 - 20000 Hz | AKG K812 offer a larger frequency range than Poly Voyager Focus 2-M. |
| Max Input Power | 300 mW | - | |
| Sensitivity | 110 dB | - | |
| Impedance | 36 Ohm | - | |
| Diaphragm | 53 mm | 32 mm | AKG K812 have a thicker diaphragm than Poly Voyager Focus 2-M. |
| 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 | AKG K812 | Poly Voyager Focus 2-M |
|---|
| Type | - | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | MEMS-directional | |
| Frequency Response | - | 100 - 6800 Hz | |
| Microphones Included | - | 4 |
| REMOTE CONTROL | AKG K812 | Poly Voyager Focus 2-M |
|---|
| Controls | - | Mute, volume, power on/off, answer/end, ANC mode |
|---|
| CABLE | AKG K812 | Poly Voyager Focus 2-M |
|---|
| Cable Type | Headphones cable - detachable - 3 m | Micro-USB charging cable | |
|---|---|---|---|
| Cable Length | 3 m | 1.5 m | |
| Detachable Cable | Yes | - | |
| Plated Connector | Gold | - |
| FEATURES | AKG K812 | Poly Voyager Focus 2-M |
|---|
| Additional Functions | - | SoundGuard DIGITAL |
|---|
| BATTERY AND CHARGING | AKG K812 | 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 | AKG K812 | Poly Voyager Focus 2-M |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | USB (USB Type-A) |
|---|
| OTHERS | AKG K812 | Poly Voyager Focus 2-M |
|---|
| Included Accessories | 6.3 mm (1/4") stereo 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 |
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