In depth comparison and review of Poly Voyager 4220 UC 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 UC | ISOtunes LINK |
|---|
| Product Type | Headset - Bluetooth - wireless | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Series | UC Series | - | |
| Weight | 150 g | - | |
| Earpad Material | - | Memory foam | |
| Protection | - | Sweat-resistant, IPX4, water-resistant | |
| Bluetooth Range (Operating Distance) | 30 m | - |
| SOUND QUALITY | Poly Voyager 4220 UC | ISOtunes LINK |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 4.2 | Poly Voyager 4220 UC have a more advanced version of Bluetooth than ISOtunes LINK. |
| 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 | - | |
| 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 | - | |
| Impedance | 32 Ohm | - | |
| Diaphragm | 32 mm | - | |
| Features | SoundGuard DIGITAL Technology | - |
| MICROPHONE | Poly Voyager 4220 UC | ISOtunes LINK |
|---|
| Form Factor | Headset microphone | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | Uni-directional | - | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | Poly Voyager 4220 UC | ISOtunes LINK |
|---|
| Controls | Mute, volume, answer/end, play/pause, next/previous track, reject call, redial, voice assistant | - |
|---|
| CABLE | Poly Voyager 4220 UC | ISOtunes LINK |
|---|
| Cable Type | - | Micro-USB charge cable |
|---|
| FEATURES | Poly Voyager 4220 UC | ISOtunes LINK |
|---|
| Features | Voice alerts | 24Db Noise Reduction Rating | |
|---|---|---|---|
| Intelligent Assistant | Alexa | - |
| BATTERY AND CHARGING | Poly Voyager 4220 UC | ISOtunes LINK |
|---|
| Battery Type | Headset battery rechargeable - lithium polymer | 1 x headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | 360 mAh | - | |
| Battery Life | 15 hour(s) | 14 hour(s) | Poly Voyager 4220 UC lasts longer on a single charge than the ISOtunes LINK. |
| 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 |
| CONNECTIONS | Poly Voyager 4220 UC | ISOtunes LINK |
|---|
| Connector Type | Wireless adapter (4 PIN USB Type A) | - |
|---|
| OTHERS | Poly Voyager 4220 UC | ISOtunes LINK |
|---|
| Included Accessories | Bluetooth USB adapter, charging stand | - | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 1 year |
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