Side by side comparison and review of Sennheiser HD 300 PROtect and Poly Voyager 4220. 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 | Sennheiser HD 300 PROtect | Poly Voyager 4220 |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - Bluetooth - wireless | |
|---|---|---|---|
| Series | - | 4200 UC Series | |
| Weight | 297 g | 150 g | Poly Voyager 4220 are lighter than Sennheiser HD 300 PROtect headphones. |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | Sennheiser HD 300 PROtect | Poly Voyager 4220 |
|---|
| 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, mSBC | |
| Active Noise Cancelling | Yes | - | Sennheiser HD 300 PROtect are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 6 - 25000 Hz | 20 - 20000 Hz | Sennheiser HD 300 PROtect offer a larger frequency range than Poly Voyager 4220. |
| Max Input Power | 500 mW | - | |
| Total Harmonic Distortion (THD) | <0.1% | - | |
| Sensitivity | 108 dB | - | |
| Impedance | 64 Ohm | 32 Ohm | |
| Diaphragm | - | 32 mm | |
| Features | - | SoundGuard DIGITAL Technology |
| MICROPHONE | Sennheiser HD 300 PROtect | Poly Voyager 4220 |
|---|
| Form Factor | - | Headset microphone | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | Uni-directional, MEMS-directional | |
| Noise Cancelling | - | Yes | Poly Voyager 4220 microphone can cancel out ambient noise. |
| Frequency Response | - | 100 - 6800 Hz | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Sennheiser HD 300 PROtect | Poly Voyager 4220 |
|---|
| Controls | - | Mute, volume, answer/end, play/pause, next/previous track, reject call, redial, voice assistant |
|---|
| CABLE | Sennheiser HD 300 PROtect | Poly Voyager 4220 |
|---|
| Cable Type | Headphones cable - 1.55 m | - | |
|---|---|---|---|
| Cable Length | 1.55 m | - |
| FEATURES | Sennheiser HD 300 PROtect | Poly Voyager 4220 |
|---|
| Features | EPOS ActiveGard | Voice alerts |
|---|
| BATTERY AND CHARGING | Sennheiser HD 300 PROtect | Poly Voyager 4220 |
|---|
| Battery Type | - | Headset battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 360 mAh | |
| Battery Life | - | 15 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 | Sennheiser HD 300 PROtect | Poly Voyager 4220 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | Sennheiser HD 300 PROtect | Poly Voyager 4220 |
|---|
| Included Accessories | 6.3 mm (1/4") stereo adapter | Bluetooth USB adapter | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams |
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