Detailed comparison and review of Poly Voyager 4220 USB-A and Alpha Bravo GX1. 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 | Poly Voyager 4220 USB-A | Alpha Bravo GX1 |
|---|
| Product Type | Headset - Bluetooth - wireless - USB | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Weight | 150 g | - | |
| Recommended Use | - | Game console, portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 30 m | - |
| SOUND QUALITY | Poly Voyager 4220 USB-A | Alpha Bravo GX1 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wired | |
| 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 | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 94 dB | 116 dB | Alpha Bravo GX1 have higher sensitivity than Poly Voyager 4220 USB-A. |
| Impedance | 32 Ohm | 16 Ohm | |
| Diaphragm | 32 mm | 50 mm | Alpha Bravo GX1 have a thicker diaphragm than Poly Voyager 4220 USB-A. |
| Features | SoundGuard Technology | - | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Poly Voyager 4220 USB-A | Alpha Bravo GX1 |
|---|
| Form Factor | - | Headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Uni-directional | Omni-directional | |
| Noise Cancelling | - | Yes | Alpha Bravo GX1 microphone can cancel out ambient noise. |
| Sensitivity | - | -36 dB | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | Poly Voyager 4220 USB-A | Alpha Bravo GX1 |
|---|
| Controls | Mute, volume, answer/end, play/pause, next/previous track | - |
|---|
| CABLE | Poly Voyager 4220 USB-A | Alpha Bravo GX1 |
|---|
| Cable Type | - | USB cable |
|---|
| FEATURES | Poly Voyager 4220 USB-A | Alpha Bravo GX1 |
|---|
| Features | Voice alerts | - | |
|---|---|---|---|
| Additional Functions | - | LED backlight (blue) |
| BATTERY AND CHARGING | Poly Voyager 4220 USB-A | Alpha Bravo GX1 |
|---|
| 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 | Poly Voyager 4220 USB-A | Alpha Bravo GX1 |
|---|
| Connector Type | - | USB (4 PIN USB Type A) |
|---|
| OTHERS | Poly Voyager 4220 USB-A | Alpha Bravo GX1 |
|---|
| Included Accessories | Bluetooth USB adapter | 3.5 mm to USB adapter | |
|---|---|---|---|
| Software Certification | Certified for Microsoft Teams | - |
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