Side by side comparison and review of beyerdynamic DT 240 PRO and Poly Voyager 4220 (Office Series). Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | beyerdynamic DT 240 PRO | Poly Voyager 4220 (Office Series) |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - Bluetooth - wireless - USB-C | |
|---|---|---|---|
| Series | - | Office Series | |
| Weight | 196 g | 150 g | Poly Voyager 4220 (Office Series) are lighter than beyerdynamic DT 240 PRO headphones. |
| Recommended Use | Professional audio | - | |
| Bluetooth Range (Operating Distance) | - | 91 m |
| SOUND QUALITY | beyerdynamic DT 240 PRO | Poly Voyager 4220 (Office Series) |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| 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 | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 5 - 35000 Hz | 20 - 20000 Hz | beyerdynamic DT 240 PRO offer a larger frequency range than Poly Voyager 4220 (Office Series). |
| Total Harmonic Distortion (THD) | 0.1% | - | |
| Impedance | 34 Ohm | 32 Ohm | |
| Max Sound Pressure | 119 dB | - | |
| Diaphragm | - | 32 mm | |
| Features | - | SoundGuard DIGITAL Technology |
| MICROPHONE | beyerdynamic DT 240 PRO | Poly Voyager 4220 (Office Series) |
|---|
| Type | - | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Uni-directional | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | beyerdynamic DT 240 PRO | Poly Voyager 4220 (Office Series) |
|---|
| Controls | - | Mute, volume, answer/end, next/previous track, redial |
|---|
| CABLE | beyerdynamic DT 240 PRO | Poly Voyager 4220 (Office Series) |
|---|
| Cable Type | Headphones cable - detachable - coiled - 1.25 m | - | |
|---|---|---|---|
| Cable Length | 1.25 m | - |
| FEATURES | beyerdynamic DT 240 PRO | Poly Voyager 4220 (Office Series) |
|---|
| Features | - | Voice alerts |
|---|
| BATTERY AND CHARGING | beyerdynamic DT 240 PRO | 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 | beyerdynamic DT 240 PRO | Poly Voyager 4220 (Office Series) |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | USB (24 pin USB-C) |
|---|
| OTHERS | beyerdynamic DT 240 PRO | Poly Voyager 4220 (Office Series) |
|---|
| Included Accessories | 6.3 mm (1/4") stereo adapter, soft bag | - | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams |
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