In depth comparison and review of AKG K52 and Poly Voyager 4220 (Office Series). 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 K52 | Poly Voyager 4220 (Office Series) |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - Bluetooth - wireless - USB-C | |
|---|---|---|---|
| Series | - | Office Series | |
| Weight | 200 g | 150 g | Poly Voyager 4220 (Office Series) are lighter than AKG K52 headphones. |
| Colour | Matte black | - | |
| Earpad Material | Leatherette | - | |
| Recommended Use | Professional audio | - | |
| Bluetooth Range (Operating Distance) | - | 91 m |
| SOUND QUALITY | AKG K52 | Poly Voyager 4220 (Office Series) |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Ear Cups Type | Closed | - | |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC | |
| Noise Isolating | Yes | - | AKG K52 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 18 - 20000 Hz | 20 - 20000 Hz | AKG K52 offer a larger frequency range than Poly Voyager 4220 (Office Series). |
| Max Input Power | 200 mW | - | |
| Sensitivity | 110 dB | - | |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 32 mm | AKG K52 have a thicker diaphragm than Poly Voyager 4220 (Office Series). |
| Features | - | SoundGuard DIGITAL Technology |
| MICROPHONE | AKG K52 | Poly Voyager 4220 (Office Series) |
|---|
| Type | - | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Uni-directional | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | AKG K52 | Poly Voyager 4220 (Office Series) |
|---|
| Controls | - | Mute, volume, answer/end, next/previous track, redial |
|---|
| CABLE | AKG K52 | Poly Voyager 4220 (Office Series) |
|---|
| Cable Type | Headphones cable - 2.5 m | - | |
|---|---|---|---|
| Cable Length | 2.5 m | - |
| FEATURES | AKG K52 | Poly Voyager 4220 (Office Series) |
|---|
| Features | - | Voice alerts |
|---|
| BATTERY AND CHARGING | AKG K52 | Poly Voyager 4220 (Office Series) |
|---|
| Battery Type | - | Headset battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 360 mAh | |
| Battery Life | - | 12 hour(s) | |
| Battery Life Details | - | Continuous playback: up to 15 hours Continuous talk: up to 12 hours |
|
| Standby Time | - | 312 hours | |
| Charging Time | - | 1.5 hour(s) |
| CONNECTIONS | AKG K52 | Poly Voyager 4220 (Office Series) |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | USB (24 pin USB-C) |
|---|
| OTHERS | AKG K52 | Poly Voyager 4220 (Office Series) |
|---|
| Included Accessories | 3.5 mm to 6.3 mm adapter | - | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams |
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