Detailed comparison and review of Sharkoon Rush ER2 and Poly Voyager 4220. 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 | Sharkoon Rush ER2 | Poly Voyager 4220 |
|---|
| Product Type | Headset - wired | Headset - Bluetooth - wireless | |
|---|---|---|---|
| Series | - | 4200 UC Series | |
| Weight | 266 g | 150 g | Poly Voyager 4220 are lighter than Sharkoon Rush ER2 headphones. |
| Colour | White | Red | Green | Blue | - | |
| Recommended Use | Game console, portable electronics, computer | - | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | Sharkoon Rush ER2 | Poly Voyager 4220 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| 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 | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | 100 mW | - | |
| Sensitivity | 92 dB | - | |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 32 mm | Sharkoon Rush ER2 have a thicker diaphragm than Poly Voyager 4220. |
| Features | - | SoundGuard DIGITAL Technology |
| MICROPHONE | Sharkoon Rush ER2 | Poly Voyager 4220 |
|---|
| Form Factor | - | Headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | - | Uni-directional, MEMS-directional | |
| Noise Cancelling | - | Yes | Poly Voyager 4220 microphone can cancel out ambient noise. |
| Frequency Response | 30 - 16000 Hz | 100 - 6800 Hz | Sharkoon Rush ER2 offer a larger microphone frequency range than Poly Voyager 4220. |
| Audio Input Details | Omni-directional - 30 - 16000 Hz - Output Impedance 2.2 kOhm | - | |
| Sensitivity | -58 dB | - | |
| Impedance | 2.2 kOhm | - | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Sharkoon Rush ER2 | Poly Voyager 4220 |
|---|
| Controls | Volume control, microphone on/mute | Mute, volume, answer/end, play/pause, next/previous track, reject call, redial, voice assistant |
|---|
| CABLE | Sharkoon Rush ER2 | Poly Voyager 4220 |
|---|
| Cable Type | Headset cable - 1.1 m Headset cable - 2.5 m |
- |
|---|
| FEATURES | Sharkoon Rush ER2 | Poly Voyager 4220 |
|---|
| Features | - | Voice alerts |
|---|
| BATTERY AND CHARGING | Sharkoon Rush ER2 | 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 | Sharkoon Rush ER2 | Poly Voyager 4220 |
|---|
| Connector Type | Headset (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | Sharkoon Rush ER2 | Poly Voyager 4220 |
|---|
| Included Accessories | Carrying pouch | Bluetooth USB adapter | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams |
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