In depth comparison and review of Poly Voyager 4220 USB-A and ISOtunes LINK. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
| DESIGN AND DIMENSIONS | Poly Voyager 4220 USB-A | ISOtunes LINK |
|---|
| Product Type | Headset - Bluetooth - wireless - USB | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 150 g | - | |
| Earpad Material | - | Memory foam | |
| Protection | - | Sweat-resistant, IPX4, water-resistant | |
| Bluetooth Range (Operating Distance) | 30 m | - |
| SOUND QUALITY | Poly Voyager 4220 USB-A | ISOtunes LINK |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 4.2 | ISOtunes LINK have a more advanced version of Bluetooth than Poly Voyager 4220 USB-A. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Noise Isolating | - | Yes | ISOtunes LINK are equipped with a noise isolating function. |
| Volume Limiting Function | - | Yes | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | - | |
| Sensitivity | 94 dB | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 32 mm | - | |
| Features | SoundGuard Technology | - |
| MICROPHONE | Poly Voyager 4220 USB-A | ISOtunes LINK |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | Uni-directional | - | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | Poly Voyager 4220 USB-A | ISOtunes LINK |
|---|
| Controls | Mute, volume, answer/end, play/pause, next/previous track | - |
|---|
| CABLE | Poly Voyager 4220 USB-A | ISOtunes LINK |
|---|
| Cable Type | - | Micro-USB charge cable |
|---|
| FEATURES | Poly Voyager 4220 USB-A | ISOtunes LINK |
|---|
| Features | Voice alerts | 24Db Noise Reduction Rating |
|---|
| BATTERY AND CHARGING | Poly Voyager 4220 USB-A | ISOtunes LINK |
|---|
| Battery Type | Headset battery rechargeable - lithium polymer | 1 x headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | 360 mAh | - | |
| Battery Life | 12 hour(s) | 14 hour(s) | ISOtunes LINK lasts longer on a single charge than the Poly Voyager 4220 USB-A. |
| Battery Life Details | Continuous playback: up to 15 hours Continuous talk: up to 12 hours |
Continuous hearing (with optional batteries): up to 28 hours | |
| Standby Time | 312 hours | - | |
| Charging Time | 1.5 hour(s) | - | |
| Included Qty | - | 1 |
| OTHERS | Poly Voyager 4220 USB-A | ISOtunes LINK |
|---|
| Included Accessories | Bluetooth USB adapter | - | |
|---|---|---|---|
| Software Certification | Certified for Microsoft Teams | - | |
| Service & Support | - | Limited warranty - 1 year |
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