Side by side comparison and review of Sennheiser HD 2.30i and Poly Voyager 4220 USB-A. 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 2.30i | Poly Voyager 4220 USB-A |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - Bluetooth - wireless - USB | |
|---|---|---|---|
| Series | HD 2 | - | |
| Weight | 262 g | 150 g | Poly Voyager 4220 USB-A are lighter than Sennheiser HD 2.30i headphones. |
| Colour | Black | White | - | |
| Earpad Material | Leatherette | - | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | Sennheiser HD 2.30i | Poly Voyager 4220 USB-A |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Ear Cups Type | Closed | - | |
| Foldable | Yes | - | Sennheiser HD 2.30i can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.1 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 18 - 22000 Hz | 20 - 20000 Hz | Sennheiser HD 2.30i offer a larger frequency range than Poly Voyager 4220 USB-A. |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Sensitivity | 115 dB/Vrms | 94 dB | Sennheiser HD 2.30i have higher sensitivity than Poly Voyager 4220 USB-A. |
| Impedance | 22 Ohm | 32 Ohm | |
| Max Sound Pressure | 115 dB | - | |
| Diaphragm | - | 32 mm | |
| Features | - | SoundGuard Technology | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Sennheiser HD 2.30i | Poly Voyager 4220 USB-A |
|---|
| Type | On-cable | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Mono, omni-directional | Uni-directional | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Sennheiser HD 2.30i | Poly Voyager 4220 USB-A |
|---|
| Controls | Volume, answer/end, play/pause | Mute, volume, answer/end, play/pause, next/previous track |
|---|
| CABLE | Sennheiser HD 2.30i | Poly Voyager 4220 USB-A |
|---|
| Cable Type | Headphones cable - 1.4 m | - | |
|---|---|---|---|
| Cable Length | 1.4 m | - | |
| Detachable Cable | Yes | - |
| FEATURES | Sennheiser HD 2.30i | Poly Voyager 4220 USB-A |
|---|
| Features | - | Voice alerts |
|---|
| BATTERY AND CHARGING | Sennheiser HD 2.30i | Poly Voyager 4220 USB-A |
|---|
| Battery Type | - | Headset battery rechargeable - lithium polymer | |
|---|---|---|---|
| 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 | Sennheiser HD 2.30i | Poly Voyager 4220 USB-A |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | - |
|---|
| OTHERS | Sennheiser HD 2.30i | Poly Voyager 4220 USB-A |
|---|
| Included Accessories | - | Bluetooth USB adapter | |
|---|---|---|---|
| Compatibility | iPhone | - | |
| Software Certification | - | Certified for Microsoft Teams | |
| Service & Support | Limited warranty - 2 years | - |
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