Side by side comparison and review of ROCCAT Khan Aimo and Poly Voyager 4220 (Office Series). 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 | ROCCAT Khan Aimo | Poly Voyager 4220 (Office Series) |
|---|
| Product Type | Headset - wired - USB | Headset - Bluetooth - wireless - USB-C | |
|---|---|---|---|
| Series | - | Office Series | |
| Weight | 275 g | 150 g | Poly Voyager 4220 (Office Series) are lighter than ROCCAT Khan Aimo headphones. |
| Colour | White | - | |
| Earpad Material | Memory foam | - | |
| Recommended Use | Computer | - | |
| Bluetooth Range (Operating Distance) | - | 91 m | |
| High-Resolution Audio | Yes | - |
| SOUND QUALITY | ROCCAT Khan Aimo | Poly Voyager 4220 (Office Series) |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC | |
| 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 Series). |
| 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 Series). |
| Magnet Material | Neodymium | - | |
| Features | - | SoundGuard DIGITAL Technology |
| MICROPHONE | ROCCAT Khan Aimo | Poly Voyager 4220 (Office 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 Series) |
|---|
| Controls | Volume control, microphone on/mute | Mute, volume, answer/end, next/previous track, redial |
|---|
| CABLE | ROCCAT Khan Aimo | Poly Voyager 4220 (Office Series) |
|---|
| Cable Type | Headset cable | - |
|---|
| FEATURES | ROCCAT Khan Aimo | Poly Voyager 4220 (Office Series) |
|---|
| Features | - | Voice alerts | |
|---|---|---|---|
| Additional Functions | Amplifier, USB DAC, LED backlight | - |
| BATTERY AND CHARGING | ROCCAT Khan Aimo | Poly Voyager 4220 (Office Series) |
|---|
| Battery Type | - | Headset battery rechargeable - Lithium Ion | |
|---|---|---|---|
| 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 Series) |
|---|
| Connector Type | USB (4 PIN USB Type A) | USB (24 pin USB-C) |
|---|
| OTHERS | ROCCAT Khan Aimo | Poly Voyager 4220 (Office Series) |
|---|
| Software Certification | - | Certified for Microsoft Teams | |
|---|---|---|---|
| Service & Support | Limited warranty - parts and labour - 2 years | - |
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