In depth comparison and review of ROCCAT Khan Aimo and Poly Voyager 4220 Office (UC Series). 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 | ROCCAT Khan Aimo | Poly Voyager 4220 Office (UC Series) |
|---|
| Product Type | Headset - wired - USB | Headset - Bluetooth - wireless - USB-C | |
|---|---|---|---|
| Series | - | UC Series | |
| Weight | 275 g | 150 g | Poly Voyager 4220 Office (UC Series) are lighter than ROCCAT Khan Aimo headphones. |
| Colour | White | - | |
| Earpad Material | Memory foam | - | |
| Recommended Use | Computer | - | |
| Bluetooth Range (Operating Distance) | - | 30 m | |
| High-Resolution Audio | Yes | - |
| SOUND QUALITY | ROCCAT Khan Aimo | Poly Voyager 4220 Office (UC Series) |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Adjustable Headband | Yes | - | |
| 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 | |
| Sound Effects | 7.1 Channel Virtual Surround Sound | - | |
| Frequency Response | 10 - 40000 Hz | 20 - 20000 Hz | ROCCAT Khan Aimo offer a larger frequency range than Poly Voyager 4220 Office (UC Series). |
| Sensitivity | - | 94 dB | |
| Impedance | 32 Ohm | 32 Ohm | |
| Max Sound Pressure | 99 dB | - | |
| Diaphragm | 50 mm | 32 mm | ROCCAT Khan Aimo have a thicker diaphragm than Poly Voyager 4220 Office (UC Series). |
| Magnet Material | Neodymium | - | |
| Features | - | SoundGuard Technology |
| MICROPHONE | ROCCAT Khan Aimo | Poly Voyager 4220 Office (UC Series) |
|---|
| Form Factor | Headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | - | Uni-directional | |
| Frequency Response | 100 - 10000 Hz | - | |
| Total Harmonic Distortion (THD) | 2% | - | |
| Sensitivity | -40 dB | - | |
| Signal-To-Noise Ratio | 60 dB | - | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | ROCCAT Khan Aimo | Poly Voyager 4220 Office (UC Series) |
|---|
| Controls | Volume control, microphone on/mute | Mute, volume, answer/end, play/pause, next/previous track |
|---|
| CABLE | ROCCAT Khan Aimo | Poly Voyager 4220 Office (UC Series) |
|---|
| Cable Type | Headset cable | - |
|---|
| FEATURES | ROCCAT Khan Aimo | Poly Voyager 4220 Office (UC Series) |
|---|
| Features | - | Voice alerts | |
|---|---|---|---|
| Additional Functions | Amplifier, USB DAC, LED backlight | - |
| BATTERY AND CHARGING | ROCCAT Khan Aimo | Poly Voyager 4220 Office (UC Series) |
|---|
| 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 | ROCCAT Khan Aimo | Poly Voyager 4220 Office (UC Series) |
|---|
| Connector Type | USB (4 PIN USB Type A) | - |
|---|
| OTHERS | ROCCAT Khan Aimo | Poly Voyager 4220 Office (UC Series) |
|---|
| Included Accessories | - | Wireless headset system base, Bluetooth USB-C adapter | |
|---|---|---|---|
| Service & Support | Limited warranty - parts and labour - 2 years | - |
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